is 583.68 KB, has a resolution of 900x761 pixels and was uploaded on April 16, 2023 @ 7:03 pm by user: hendrss. It is filed under the tags: helicopter, leonardo da vinci, catapult, trebuchet, pathfinder. Click the blue button at the top to freely download: Helicopter Trebuchet Ornithopter Siege Engine Invention png.