[NS7704ZBV], Technical Note, Thomas Alva Edison, March 23rd, 1877
https://edisondigital.rutgers.edu/document/NS7704ZBV
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Title
[NS7704ZBV], Technical Note, Thomas Alva Edison, March 23rd, 1877
Editor's Notes
sexty: uses tuning fork; sep. item on next frame, same date "anti-continuity reverser for Quad. trans.
Author
Date
1877-03-23
Type
Folder/Volume ID
NS7704-F
Microfilm ID
7:658
Document ID
NS7704ZBV
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University