[N009115], Technical Note, Charles Batchelor, Thomas Alva Edison, January 14th, 1879
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Title
[N009115], Technical Note, Charles Batchelor, Thomas Alva Edison, January 14th, 1879
Editor's Notes
No 3 is drawing of device probably for turning spirals "Mandrels with threads cut in to keep wire apart Make it to take 9 inches", fr.1001 is No 4 spiral around pipe clay
Mentioned
Date
1879-01-14
Type
Subject
Folder/Volume ID
N009-F
Microfilm ID
29:1000
Document ID
N009115
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University