Mechanics of lifting devices. 19th-century illustration of cranes,pulleys and other mechanically operated lifting devices. Artwork from 'Course of Lectures on Natural Philosophy' (1807) by British physicist,physician and Egyptologist Thomas Young (1773-1829) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Royal Institution of Great Britain |
Bildgröße: | 3606 px × 4893 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |