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

Holtzer-Cabot Electric Company · Holtzer-Cabot Electric Company · leaf 29

An illustration from Watchmen's Time Detectors Operated by Batteries or Magneto Generators, 1900, leaf 29
Cut of Pony or Standard MagnetoBells on Lid. Pony Magneto, Bells on TopCat. No. 47IA. … STANDARD MAGNETO BELLS. 0,000 to 15,000 Ohms. f deS*Gd We can wi°<3 this bell to ring through anyresistance up to 50,000 ohms. A slight advance willbe made for bells of special resistance. Cat. Xo.470 Oak. Walnut or Cherry Prick£7.50 *LOI1EE,,o.co.ao5ro(i Cat No. 470 and 471. TESTING GENERATORS…

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