[NS7704ZCE], Technical Note, Thomas Alva Edison, June 20th, 1877
https://edisondigital.rutgers.edu/document/NS7704ZCE
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Title
[NS7704ZCE], Technical Note, Thomas Alva Edison, June 20th, 1877
Editor's Notes
sexty? trans. levers?; calcs. on back
Author
Date
1877-06-20
Type
Folder/Volume ID
NS7704-F
Microfilm ID
7:684
Document ID
NS7704ZCE
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University