[N317023] Technical Note, April 6th, 1886
https://edisondigital.rutgers.edu/document/N317023
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Title
[N317023] Technical Note, April 6th, 1886
Editor's Notes
p. 22 drawing "Machine for Speaking" p. 23 drawings deaf devices; p. 25 drawings possibly related to deaf devices and/or telephone
Author
Date
1886-04-06
Type
Folder/Volume ID
N317-F
Microfilm ID
43:14
Document ID
N317023
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University