19th Century phonograph prototype. Illustration of a prototype of a phonograph designed by the US inventor Thomas Edison (1847-1931). The phonograph (later known as a gramophone) is a device for the mechanical recording and reproduction of sound. It was invented by Edison in 1877. Published in 'Physique populaire' by Emile Desbeaux (1891). | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Collection Abecasis |
Bildgröße: | 4169 px × 2288 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |