Розмір відео: 1280 X 720853 X 480640 X 360
Показувати елементи керування програвачем
Автоматичне відтворення
Автоповтор
Excelent thank you for making this Nathan , love the historical film footage and your informed narration
Commenting for UA-cam algorithm
An airplane ornithopter was obsolete, having flapping wings will never be as efficient as a propeller that spins. But the innovation at that old times is insane.
Excelent thank you for making this Nathan , love the historical film footage and your informed narration
Commenting for UA-cam algorithm
An airplane ornithopter was obsolete, having flapping wings will never be as efficient as a propeller that spins. But the innovation at that old times is insane.