[N120272], Technical Note, William Joseph Hammer, November 25th, 1880
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Title
[N120272], Technical Note, William Joseph Hammer, November 25th, 1880
Editor's Notes
lamp "coil of no 28 wire four layers about 150 turns;" misc (financial) calcs.
Author
Date
1880-11-25
Type
Folder/Volume ID
N120-F
Microfilm ID
37:642
Document ID
N120272
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University