Clarke's-type electromagnetic machine, in rectangu

Made:
1854-1860 in Lowell
maker:
W H Burnap Company

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Clarke's-type electromagnetic machine, in rectangular box, with horseshoe magnet, 2 rotating bobbins and pulley wheels, patented by Davis and Kidder, made by W. H. Burnap, Lowell, U.S.A., 1854-1860s