Experimental Model of Tinfoil Phonograph,
Original
1877
Designed by Thomas A. Edison
Made by John Kruesi, at Edison's Menlo Park Laboratory in New
Jersey
Instrument: 31.0 x 36.0 x 10.5, cm
Base: 29.5 x 27.0, cm
EDIS 34
Edison National Historic Site
Photo credit: Leonard DeGraaf, Edison National Historic Site
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