Sujet
Phonautograph
Légende
Phonautograph (c. 1857) apparatus for studying sound vibrations graphically, invented by (Edouard) Leon Scott de Martinville. Plaster of Paris barrel with brass tube at a with hog's bristle attached to trace vibrations produced in AB on lampblacked cylin
Date
19e siècle
Crédit
Photo12/Ann Ronan Picture Library
Notre référence
ARP07103_460000469
Licence
Droits gérés
Format disponible
29,4Mo (2,1Mo) / 30,0cm x 24,5cm / 3543 x 2897 (300dpi)