[NS7813-F]

https://edisondigital.rutgers.edu/folder/NS7813-F

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Part Of: Notebook Series -- Unbound Notes and Drawings

[NS7813-F] (NS-78-013) Patent Tracings

[The following documents were discovered after the microfilm edition of Thomas A. Edison Papers, Part I (1850-1878) was published and were initially published in the Supplement Series in the microfilm edition of Thomas A. Edison Papers, Part III (1887-1898). To see the location of this item in the Series Notes for Part I, use the "Which Series Notes?" button.]

This folder contains patent tracings signed by Edison and James Adams pertaining to the sextuplex telegraph, along with other tracings signed by Edison and Charles Batchelor relating to the telephone.

Courtesy of Thomas Edison National Historical Park.

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