[SM056118d], Clipping, Electrician (London), July 17th, 1880
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Title
[SM056118d], Clipping, Electrician (London), July 17th, 1880
Bibliographic Citation
"An Improvement in the Siemens Armature", Electrician (London), July 17th, 1880
Editor's Notes
polar faces now in the form of a "snail" so that in turning they approach their surfaces to those of the magnet until the moment when the posterior edge escapes from the pole
Author
Date
1880-07-17
Type
Folder/Volume ID
SM056-F
Microfilm ID
26:619
Document ID
SM056118d
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University