Purdue debris . MANUFACTURERS OF Mason Reducing Valves Mason Pump Governors Mason Pump Pressure Regulators Mason Rheostat Regulators Mason Belt Shifters Mason Elevator Pump Pressure RegulatorsMason Damper RegulatorsMason Water-Reducing Valves and other devices for regulatingpressures of steam, air and water BOSTON, MA SS. ^c WESTQN Standard Voltmeters^^ Ammeters For Laboratory, Testing and Switchboard Use ^e I i a b I e Sensitive Send for Catalogue Weston Electrical Instrument Co. Waverly Park, Newark, N. York Office 74 Cortland Street. cAccurate UNITED STATESMETALLIC PACKINGS FOR Locomo

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Purdue debris . MANUFACTURERS OF Mason Reducing Valves Mason Pump Governors Mason Pump Pressure Regulators Mason Rheostat Regulators Mason Belt Shifters Mason Elevator Pump Pressure RegulatorsMason Damper RegulatorsMason Water-Reducing Valves and other devices for regulatingpressures of steam, air and water BOSTON, MA SS. ^c WESTQN Standard Voltmeters^^ Ammeters For Laboratory, Testing and Switchboard Use ^e I i a b I e Sensitive Send for Catalogue Weston Electrical Instrument Co. Waverly Park, Newark, N. York Office 74 Cortland Street. cAccurate UNITED STATESMETALLIC PACKINGS FOR Locomotive Piston Rods, Valve Stems, Air Pumps standard ofAmerica

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectuniversitiesandcolle