[NS7702G], Technical Note, Thomas Alva Edison, June 20th, 1877
https://edisondigital.rutgers.edu/document/NS7702G
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Title
[NS7702G], Technical Note, Thomas Alva Edison, June 20th, 1877
Editor's Notes
fixing chisel for tin foil glass in electric pen [see correspondence, also drawing two frames earlier and one after]
Author
Date
1877-06-20
Type
Subject
Folder/Volume ID
NS7702-F
Microfilm ID
7:438
Document ID
NS7702G
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University