J. Kaiserer's suggestion for how a hot air balloon could be manoeuvred with the help of tame eagles. This illustration dates from around 1804. New York Public LIbrary Picture Collection | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Science Source |
Bildgröße: | 4967 px × 4000 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
|