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Scientific American 1880-10-23
128/1099
Maxim's current regulator, used for controlling incandescent lamps in large arrays (and for which H. S. Maxim claims invention).
Source: Steve Kirch, creator of a wonderful website about SCIENTIFIC AMERICAN in the past
Restoration by: magscanner
- Created on
- Tuesday 27 January 2009
- Posted on
- Tuesday 27 January 2009
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