[SB017073b], Clipping, Springfield (Ill.) Register, October 30th, 1885
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Title
[SB017073b], Clipping, Springfield (Ill.) Register, October 30th, 1885
Bibliographic Citation
Springfield (Ill.) Register, October 30th, 1885
Editor's Notes
Edison improves his quadruplex instrument, which enables operator at any station to break in at any time and have portion of wire for his particular current that is already being used by eight or nine operators at either or both ends
Author
Date
1885-10-30
Type
Folder/Volume ID
SB017-F
Microfilm ID
89:678
Document ID
SB017073b
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University