Sujet
Mid-19th century Phonautograph, 1872. Artist: Unknown
Légende
Mid-19th century Phonautograph, 1872. Tuning fork vibrated by bow or iron rod, and vibration traced on cylinder coated with lampblack.
Oxford Science Archive
Date
1872
Crédit
Photo12/Heritage Images
Notre référence
HRM19B65_005
Model release
Non
Licence
Droits gérés
Format disponible
50,0Mo (4,6Mo) / 40,8cm x 30,7cm / 4823 x 3621 (300dpi)