[N030023], Technical Note, Charles Batchelor, April 8th, 1879
https://edisondigital.rutgers.edu/document/N030023
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Title
[N030023], Technical Note, Charles Batchelor, April 8th, 1879
Editor's Notes
chalk button tests continued
Author
Date
1879-04-08
Type
Subject
Folder/Volume ID
N030-F
Microfilm ID
31:905
Document ID
N030023
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University