INDUSTRY · HISTORICAL MARKER

Calcine Motor

Industry
1
In October 1906, the Copper Queen Reduction Works in Douglas, Arizona Territory, manufactured this 19-ton electric trolley motor to pull between 1 and 4 calcine tank cars loaded from the Roaster Department to the Reverb Department, where the cars were spotted over the reverb furnace to be charged. It remains complete as used during its useful life.
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Douglas, Arizona · United States
Douglas, Arizona
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