Philipp Reis
Reis, Philipp, 7.1.1834 - 14.1.1874, German physicist, his telephone, 1861, scheme, wood engraving
Picture No
10542567
Media ID
46679898
Size
6578px x 2573px
(1.0MB)
Credit
Mary Evans / INTERFOTO / Sammlung Rauch
Source
Die Gartenlaube, No. 14, 1893,
Date
1893
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