[N314199], Technical Note, Mina Miller (Mrs Thomas A.) Edison, March 26th, 1886
Item
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Title
[N314199], Technical Note, Mina Miller (Mrs Thomas A.) Edison, March 26th, 1886
Editor's Notes
pp. 199-201 Notes for lamp blackening experiments using a condenser; p. 201 drawing of lamps "Determination o fthe volts or amperes from center pole lamp and candle power Have a definite relation with life of lamp"; p. 203 unclear drawing; p. 205 drawing of "Apparatus Electromotograph with circular discs of insulating material such as glass with four inches of area, flat disc of platinum with 4 inches area; Thin glass- also mica, Rubber, porcelain, etc, as thin as possible. Use vibrator, Induction primary and also secondary and ascertain if with increased area the Emg action is not a Condenser action"; p. 207 diaphragm drawings prob. for deaf apparatus
Date
1886-03-26
Decade
1880-1889
Type
Identifier
N314199
Folder Set
N314-F
Microfilm ID
42:912
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University