[NS84ACN3], Technical Note, John F Ott, Thomas Alva Edison, October 27th, 1884
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Title
[NS84ACN3], Technical Note, John F Ott, Thomas Alva Edison, October 27th, 1884
Editor's Notes
huh? pulley and worm wheel----for emg telephone? Looks like dental drill.
Author
Date
1884-10-27
Type
Subject
Folder/Volume ID
NS84-F
Microfilm ID
162:742
Document ID
NS84ACN3
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University