In 1962 the first two units of the Arizona Public Service Company's Four Corners Power Plant began operating, consuming some 4,200 tons of coal every 24 hours. At left, is the coal stacking machine. The reclaimer at the end of the coal pile took coal from the stack and placed it on the conveyor system for delivery to the power plant.
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Digital Image Copyright 2007. Materials may be used for non-profit and educational purposes, please credit the Special Collections Department, Stewart Library, Weber State University.