[NS7810D], Technical Note, Charles Batchelor, Thomas Alva Edison, September 1st, 1878
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Title
[NS7810D], Technical Note, Charles Batchelor, Thomas Alva Edison, September 1st, 1878
Editor's Notes
circuits; fr. 902 "Reversing inductors for Double Telegraphing"; 905-6 way duplex
Date
1878-09-01
Type
Folder/Volume ID
NS7810-F
Microfilm ID
7:901
Document ID
NS7810D
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University