The Minerva Balloon, 1804. Illustration of the design for a large balloon proposed by Belgian physicist and magician Etienne-Gaspard Robert, known by the stage name of Robertson. This balloon as intended to include a crew of 60 scientists to explore the world in a voyage lasting months. The air bag would be 46 metres across. The impractical design was never built. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Bavosi, John |
Bildgröße: | 6900 px × 3901 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |