[D0842-F]

https://edisondigital.rutgers.edu/folder/D0842-F

→ View documents   → View folder on microfilm   → View metadata about this item set

Part Of: Document File Series -- 1908

[D0842-F] (D-08-42) Telephone

This folder contains correspondence relating to the technical and commercial development of telephones. Included are letters pertaining to Edison's work on telephones during the 1870s as well as to his continued experiments with telephones as a railroad dispatching device.

All of the documents have been selected.

Courtesy of Thomas Edison National Historical Park.

Show all folders in the Document File category >>

Items