[D8137ZAM], Letter from Thomas Logan to Thomas Alva Edison, May 20th, 1881
https://edisondigital.rutgers.edu/document/D8137ZAM
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Title
[D8137ZAM], Letter from Thomas Logan to Thomas Alva Edison, May 20th, 1881
Editor's Notes
Record of laboratory work: copper cells for meters, electric rwy, lamps and instruments for Paris, repair Haid's nickle moulds. For factory: soldering fixture, planing base for dynamo, plumbago moulds, mach for painting sockets, fiber gauges & tools, socket moulds, socket machine alterations. Direct converter run all day average speed 600 rpm----had it much higher. Runs well now without the current.
Author
Recipient
Mentioned
Date
1881-05-20
Type
Folder/Volume ID
D8137-F
Microfilm ID
59:84
Document ID
D8137ZAM
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University