[NS7807B], Technical Note, Thomas Alva Edison, February 3rd, 1878
https://edisondigital.rutgers.edu/document/NS7807B
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Title
[NS7807B], Technical Note, Thomas Alva Edison, February 3rd, 1878
Editor's Notes
various arrangments of multi-diaphragms and other, including draft drawings for caveat (inc. fr. 869)
Author
Date
1878-02-03
Type
Subject
Folder/Volume ID
NS7807-F
Microfilm ID
7:862
Document ID
NS7807B
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University