[N080045], Technical Note, Charles Batchelor, July 7th, 1879
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Title
[N080045], Technical Note, Charles Batchelor, July 7th, 1879
Editor's Notes
Edison telephone. At 2pm July 4th Edison and Batchelor were experimenting on chalks and put away on shelf 2 chalks for test, describes chalks (see p. 49); fr. 508-9 July 9-10 and 16 results; fr. 510-11 is more with 2 chalks and results from July 9-10
Author
Mentioned
Date
1879-07-07
Type
Subject
Folder/Volume ID
N080-F
Microfilm ID
35:507
Document ID
N080045
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University