19th Century monoplane design. Historical artwork showing an aerial view of a twin-propeller aeroplane with a single large wing. This monoplane was designed by the French aviation pioneer Alphonse Penaud (1850-1880). Published in 1894 | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Library of Congress |
Bildgröße: | 3828 px × 2079 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |