Hand turning first gear at slow speed due to force created by series of gears and cogs. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / DK IMAGES |
Bildgröße: | 4579 px × 3818 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |