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Photograph

PA-100 Power Unit in Rail Car

Date: 07 27 1938
Description: Interior of a rail car powered by an International PA-100 power unit. The car was owned by the Rapid City, Black Hills, and Western Rail Road line.
Book or Pamphlet

Northern Electrical Manufacturing Company

Date: 1902
Description: A bird's-eye view illustration of the Northern Electrical Manufacturing Company. The company was founded in 1895 by four Madison businessmen, Conrad M. Con...

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