File:Leonardo Da Vinci - Lifebuoy and Flying Machines.jpg

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English: Designs by Leonardo da Vinci for a life preserver, a propeller, and a wooden wing operated by a hand crank.
Date circa 1500
date QS:P,+1500-00-00T00:00:00Z/9,P1480,Q5727902
Source https://www.sciencephoto.com/media/363221/view/drawings-by-leonardo-da-vinci
Author Leonardo da Vinci
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Image extraction processThis file has an extracted image: Leonardo da Vinci, lifebelt (cropped).jpg.
lang=en

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current18:47, 12 November 2019Thumbnail for version as of 18:47, 12 November 2019513 × 800 (145 KB)UpdateNerd (talk | contribs)User created page with UploadWizard

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