Thomas Alva Edison (1847-1931) American inventor
Thomas Alva Edison (1847-1931) American inventor, listening to a recording on his phonograph. This is an electric model powered by a bichromate cell (left), a form of wet battery. Engraving circa 1895
Picture No
13908618
Media ID
48404323
Size
4500px x 3286px
(3.9MB)
Credit
World History Archive / Mary Evans Picture Library
Source
World History Archive





























