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Watchmen's Time Detectors Operated by Batteries or Magneto Generators (1900)

Holtzer-Cabot Electric Company · Holtzer-Cabot Electric Company · leaf 134

An illustration from Watchmen's Time Detectors Operated by Batteries or Magneto Generators, 1900, leaf 134
3S -2EM •Uh iiintiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiniiiiMiimiiiitintiiiumiiiiiiiiiiittiii TME HOLTZER-CABOT ELECTRIC COMPANY. . . . Boston, A\ass. Standard Dynamo Switch-Boards. COMPLETE WITH VOLT AND AMMETER, ETC. … Standard 4-Circuit Board.

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