[N030003], Technical Note, Thomas Alva Edison, April 8th, 1879
https://edisondigital.rutgers.edu/document/N030003
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Title
[N030003], Technical Note, Thomas Alva Edison, April 8th, 1879
Editor's Notes
telephone test, TAE describes what he can hear, diff metals tested as emg points; fr. 901 "Note we find it exceedingly difficult to make comparative tests owing to drying of chalk between the tests"; also tests with and without battery and with different chalks
Author
Mentioned
Date
1879-04-08
Type
Subject
Folder/Volume ID
N030-F
Microfilm ID
31:895
Document ID
N030003
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University