[NS7703C], Technical Note, Charles Batchelor, Thomas Alva Edison, September 19th, 1877
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Title
[NS7703C], Technical Note, Charles Batchelor, Thomas Alva Edison, September 19th, 1877
Editor's Notes
misc phono re vibrations -- still tape -- lateral embossing, string embossing, use of spring
Date
1877-09-19
Type
Subject
Folder/Volume ID
NS7703-F
Microfilm ID
7:450
Document ID
NS7703C
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University