[D8137ZBU], Letter from Thomas Logan to Thomas Alva Edison, July 13th, 1881
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Title
[D8137ZBU], Letter from Thomas Logan to Thomas Alva Edison, July 13th, 1881
Editor's Notes
Laboratory work today. For Paris: new dynamo, "hammer motograph," photometer, altering instruments from NY, Porter engine experiments & belt shifters. For factory: commutators, armatures, spring clamps, model lamps. Also small dynamo for buoy, mining lamps, resistance lamps, & photometer for London.
Author
Recipient
Date
1881-07-13
Type
Folder/Volume ID
D8137-F
Microfilm ID
59:104
Document ID
D8137ZBU
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University