[D7919M], Letter from Thomas H Ladd to Thomas Alva Edison, February 6th, 1879

https://edisondigital.rutgers.edu/document/D7919M

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Title

[D7919M], Letter from Thomas H Ladd to Thomas Alva Edison, February 6th, 1879

Editor's Notes

His light suggestion not like Werdermann light. Suggests using copper rod in light contact with carbon. Marg: Engl pat ref; "Your last suggestion has been tried by me."

Date

1879-02-06

Decade

1870-1879

Type

Folder/Volume ID

D7919-F

Microfilm ID

50:17

Document ID

D7919M

Publisher

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