'LAMPE METER' POWER METER ADAPTOR, 1930's

Power moving Iron meter for measuring domestic equipment, volts and amps are measured by inserting this device between the power lead.

Bruce Hammond Collection

Your comments:

• We have an identical instrument in our Grid-heritage collection in New Zealand. Ours is in a case.
  See:
  http://www.gridheritage.org.nz/VeWebsite/exhibit6/e60055a.htm
  
  
  .......... Tony Silke, Wellington New Zealand, 11th of August 2010
  
  

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