Title
Phonautograph
Caption
Phonautograph (c. 1857) apparatus for studying sound vibrations graphically, invented by (Edouard) Leon Scott de Martinville. Vibrations produced in cone traced on lamp blacked cylinder. Engraving, c. 1880
Date
19th century
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP07103_460000470
License type
Rights managed
Available size
28,2Mb (1,8Mb) / 11,8in x 9,3in / 3543 x 2782 (300dpi)