[NV18077] Technical Note, November 5th, 1878
https://edisondigital.rutgers.edu/document/NV18077
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Title
[NV18077] Technical Note, November 5th, 1878
Editor's Notes
drawings and "Discs of Blotting pads-- 2 thickness inserted between the diaphragm and the box to prevent the contracting of the vibrations of the diaphragm [in] the wooden box"
Date
1878-11-05
Type
Subject
Folder/Volume ID
NV18-F
Microfilm ID
4:1111
Document ID
NV18077
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University