Old 08-10-2013, 08:09 PM
  #6  
mlmack
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Location: Kansas City, MO
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A cord block is a device that has a foot/knee pedal on one end, and a plug on the other, and in the middle, is a block where you plug in a motor and a light.

The 15 came as either a treadle, hand crank, or with an electric motor.
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