Peacock water clock invention, 14th century. This device operated using water power. In the completed device, the arch containing two peacocks would be surmounted by another containing a peahen that would turn from right to left over the course of half an hour, causing the peacocks to whistle. Invention from a 1315 edition of 'Book of the Knowledge of Ingenious Mechanical Devices' by Islamic scholar Ismail al-Jazari. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Metropolitan Museum Of Art |
Bildgröße: | 2681 px × 3981 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |