[N311051], Technical Note, Hugh De Coursey Hamilton, December 15th, 1885
https://edisondigital.rutgers.edu/document/N311051
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Title
[N311051], Technical Note, Hugh De Coursey Hamilton, December 15th, 1885
Editor's Notes
continuation of Phonplex experiments various diaphragms spool resistance and sheets of condenser
Author
Mentioned
Date
1885-12-15
Type
Folder/Volume ID
N311-F
Microfilm ID
42:378
Document ID
N311051
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University