[D7941ZHI], Letter from Thomas Alva Edison to Edward Hibberd Johnson, November 1st, 1879

https://edisondigital.rutgers.edu/document/D7941ZHI

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Title

[D7941ZHI], Letter from Thomas Alva Edison to Edward Hibberd Johnson, November 1st, 1879

Editor's Notes

"Discovered method work call with transmitter battery. Trivial change. Bergmann's work splendid. Hundred testable Tuesday. With our way working chalks perfectly constant."

Mentioned

Date

1879-11-01

Type

Folder/Volume ID

D7941-F

Microfilm ID

52:883

Document ID

D7941ZHI

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
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