Illustration of Jean Pierre Blanchard's flying machine with counterweight, France, circa 1784. Engraving in: Les Merveilles de la Science (The Wonders of Science), by Louis Figuier, France, 1868. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / CCI Archives |
Bildgröße: | 4677 px × 3737 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |