Part Of: Edison General File Series -- 1918

[E1880-F] (E-18-80) Telephone

This folder contains correspondence and other documents relating to telephones and telephone technology. The selected items for 1918 pertain to a request by inventor Elwood Grissinger for a wax disc phonograph for experimental use in recording telephone sound waves.

Approximately one third of the documents have been selected. The unselected material consists primarily of unsolicited correspondence and routine replies.

Courtesy of Thomas Edison National Historical Park.

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