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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 405 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 459 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 588 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 449 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 477 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 541 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 540 × 720 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 405 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 405 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 444 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 491 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 309 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 479 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 307 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 477 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 405 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 443 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 505 × 720 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 405 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 481 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 506 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 501 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 405 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 481 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 540 × 720 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 540 × 720 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 414 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 576 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 336 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 376 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 152 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 418 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 405 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 542 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain source and creator credit for provenance; check the file-page declaration for any jurisdiction-specific public-domain basis.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain the creator, source and license credit; indicate any image changes. If the image is adapted, credit the adaptation, describe the changes and license the adapted image under the same or a compatible ShareAlike license.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 480 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 335 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance. Depicts a simulator or simulator exhibit, not a real flight.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance. Depicts a simulator or simulator exhibit, not a real flight.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

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Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance. Depicts a simulator or simulator exhibit, not a real flight.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance. Depicts a simulator or simulator exhibit, not a real flight.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance. Depicts a simulator or simulator exhibit, not a real flight.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 310 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance. Depicts a simulator or simulator exhibit, not a real flight.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance. Depicts a simulator or simulator exhibit, not a real flight.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 324 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 667 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 667 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 375 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 375 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 667 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 384 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 375 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 375 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 157 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 375 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 246 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 281 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 369 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 667 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 375 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 334 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 251 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 281 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 281 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 281 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 321 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 374 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 375 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 667 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 333 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 375 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 334 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 375 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 313 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 432 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 375 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 281 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 375 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 305 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 375 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 559 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 500 × 335 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Educational illustration only; no endorsement by depicted people, airlines, airports, manufacturers, armed services or aviation authorities is implied. Not operational flight guidance.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 488 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain creator, source and license credit; declare any changes. Follow the stated share-alike terms for adaptations when applicable. Other rights may apply; no endorsement is implied.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 497 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain creator, source and license credit; declare any changes. Follow the stated share-alike terms for adaptations when applicable. Other rights may apply; no endorsement is implied.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 479 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain creator, source and license credit; declare any changes. Follow the stated share-alike terms for adaptations when applicable. Other rights may apply; no endorsement is implied.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 472 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain creator, source and license credit; declare any changes. Follow the stated share-alike terms for adaptations when applicable. Other rights may apply; no endorsement is implied.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 405 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain creator, source and license credit; declare any changes. Follow the stated share-alike terms for adaptations when applicable. Other rights may apply; no endorsement is implied.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 542 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain creator, source and license credit; declare any changes. Follow the stated share-alike terms for adaptations when applicable. Other rights may apply; no endorsement is implied.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 477 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain creator, source and license credit; declare any changes. Follow the stated share-alike terms for adaptations when applicable. Other rights may apply; no endorsement is implied.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

Existing Commons preview proportionally resized where necessary to 720 × 540 pixels and re-encoded as WebP by Avi Learner. No crop, retouching, content removal or added branding.

Retain creator, source and license credit; declare any changes. Follow the stated share-alike terms for adaptations when applicable. Other rights may apply; no endorsement is implied.

Illustrative catalogue item; not a lesson, procedure or endorsement. Public-domain scope and non-copyright rights may vary.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Foundational animation; not maintenance instruction.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Manufacturer-site reporting; not an official Rolls-Royce upload.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Youth-friendly animated introduction.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Youth-friendly animated introduction; not flight instruction.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Youth-friendly animated introduction; not a checklist.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Conceptual animation for beginners, not practical landing instruction.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Youth-friendly introduction; simplified navigation concepts.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Archive film. Organizational details and traffic figures are historical.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Example from London City Airport.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Role overview, not technical maintenance guidance.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Career perspective, not current vacancies or entry requirements.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Personal career account, not an official Heathrow training film.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Historical campaign example. Source date is the accompanying official article date.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Archive process overview. System scale and capacity claims are historical.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Facility overview only. Current animal transport rules must be checked separately.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Historical airport example. Follow current checkpoint staff and local rules.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Awareness only. Confirm current airline and local requirements.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

U.S. procedural context.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Educational awareness, not operational qualification.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

U.S. procedural context.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

U.S. phraseology context; not a replacement for current training.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

U.S. examples; awareness only.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Awareness only; use current approved procedures.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

U.S. examples; awareness only.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

U.S. examples; awareness only.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

2021 webinar; use current navigation publications. Title is the official publisher's session label.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

2021 webinar; current processes may differ. Title is the official publisher's session label.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

2021 webinar; U.S. context. Title is the official publisher's session label.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Archive 2021 briefing, not current system instructions. Title is the official publisher's session label.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

2021 webinar, U.S. context. Title is the official publisher's session label.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

U.S. safety-awareness series.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

U.S. safety-awareness series.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

U.S. safety-awareness series.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

U.S. safety-awareness series. Title is the official publisher's video label.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

U.S. safety-awareness series.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

U.S. safety-awareness series. Title is the official publisher's video label.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

U.S. safety-awareness series.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Youth-friendly conceptual introduction, not current fuel certification advice.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Youth-friendly introduction; not flight instruction.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Youth-friendly animated introduction.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Simplified introduction; not a weather go/no-go guide.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.

No video downloaded, edited or reuploaded; external link and optional consent-based player only.

Youth-friendly historical introduction.

Metadata candidate, not a recommended lesson. Full-content review, playback and embedding availability have not been checked.