Title
Making recording on Emile Berliner's Gramophone
Caption
Making recording on Emile Berliner's Gramophone (1887). Speaking into tube produced trace on glass disc (A) coated with lamp-black. D, electric motor, E its battery. Trace fixed by varnishing, then copied in metal photographically. From "Cassell's Family
Date
1887
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP07103_460000465
License type
Rights managed
Available size
29,8Mb (1,9Mb) / 9,8in x 11,8in / 2937 x 3543 (300dpi)