Title
Phonautograph
Caption
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
19th century
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP07103_460000469
License type
Rights managed
Available size
29,4Mb (2,1Mb) / 11,8in x 9,7in / 3543 x 2897 (300dpi)