Title
Edison carbon telephone: sending and receiving apparatus with battery box at base
Caption
Edison carbon telephone: sending and receiving apparatus with battery box at base. Solid metal diaphragm.
1890
Wood engraving
New York
Date
1890
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP07094_390000687
License type
Rights managed
Available size
40.7Mb (1.4Mb) / 10.5in x 15.0in / 3163 x 4500 (300dpi)