[N314065] Technical Note, March 21st, 1886
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Title
[N314065] Technical Note, March 21st, 1886
Editor's Notes
"For storage battery plates mould powdered Lead & dray Salt or other large crystal soluable salt by hydraulic pressure then disolve out--" [line] "Make collection of rare metals large quantities. Tellurium- Selenium- Vitrous & metallic, Cadmium- Thalium- Bismuth Antimony Tin, Arsenic, Molybdenum- Silicon & others-- Also [selemides?] phosphides, Tellurides, Sulphides, Arsenides"; p. 67 "Phonoplex Prolongation of the wave for long currents" (drawing); p. 69 "Phonoplex Reverse Current" (drawing); p. 71 "Phonoplex swing held by friction" (drawing); p. 73 "Phonoplex-- If get cheap condenser work phone thru condenser around magnet thus preventing change of adjustment by variation in strength line current--"
Author
Mentioned
Date
1886-03-21
Type
Folder/Volume ID
N314-F
Microfilm ID
42:846
Document ID
N314065
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University