Clarke's-type electromagnetic machine

Clarke's-type electromagnetic machine, in rectangular box

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

Clarke's-type electromagnetic machine, in rectangular box
Science Museum Group Collection
© The Board of Trustees of the Science Museum

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