LAWRENCE CENTRIFUGAL PUMP AND 4-POLE 55O-VOLT GENERAL ELECTRIC MOTOR; CATARACT CONSTRUCTION CO., NIAGARA FALLS. N. Y. from the Article THE APPLICATION OF ELECTRIC POWER TO PUMPING MACHINERY. By S. H. Bunnell from The Engineering Magazine Devoted to Industrial Progress Volume XVI October 1898 - March 1899 The Engineering Magazine Co

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