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Thomas Alva Edison
Sujet
Thomas Alva Edison's first Phonograph
Légende
Thomas Alva Edison's first Phonograph (1878). In this model the cylinder on which the sound was recorded had to be rotated by hand. Instrument in recording mode. A horn was fitted to play back recording. From Theodore Eckardt "Physics in Pictures", London
Date
19e siècle
Crédit
Photo12/Ann Ronan Picture Library
Notre référence
ARP07103_460000476
Licence
Droits gérés
Format disponible
23,3Mo (1,4Mo) / 19,5cm x 30,0cm / 2300 x 3543 (300dpi)