2/3
[ stop the slideshow ]

Principle of the helicopter, drawing by Leonardo da Vinci

Reduce slideshow speed Increase slideshow speed Do not repeat slideshow Previous Pause slideshow Next
Principle of the helicopter, drawing by Leonardo da Vinci.jpg Principle of the parachute, drawing by Leonardo da VinciThumbnailsA store of crossbow bolts, shafts and headsPrinciple of the parachute, drawing by Leonardo da VinciThumbnailsA store of crossbow bolts, shafts and headsPrinciple of the parachute, drawing by Leonardo da VinciThumbnailsA store of crossbow bolts, shafts and heads

Principle of the helicopter, drawing by Leonardo da Vinci