[SM005010d], Clipping, Telegraphic Journal, September 15th, 1878
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Title
[SM005010d], Clipping, Telegraphic Journal, September 15th, 1878
Bibliographic Citation
Chiddey, Alfred . "A Telephone Alarm", Telegraphic Journal, September 15th, 1878
Editor's Notes
invention consisting of slender brass tube with a telephone diaphragm soldered at the top end
Author
Date
1878-09-15
Type
Folder/Volume ID
SM005-F
Microfilm ID
23:193
Document ID
SM005010d
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University