roller clutch. 14" dynamo machine (14" diam of iron plates)--armature dimensions.

Clarke, Charles Lorenzo

1880-07-27

1880-1889

Technical Note

Electric traction

N115067

N115

[N115067], Technical Note, Charles Lorenzo Clarke, July 27th, 1880

37:141

Thomas Edison National Historical Park

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University