Transactions of the American Society of Heating and Ventilating Engineers, 23. köide

air motion air supply alfalfa AMERICAN SOCIETY amount Annual Meeting apparatus atmometer average barracks boiler building carried cast iron cent Chapter chart Chicago coal Committee condensation connected construction cooling corrosion cost Council determine discussion District Heating dried dryer drying ducts dust efficiency equipment evaporation fahr floor flue friction fuel furnace gauge H. M. HART heater HEATING AND VENTILATING heating system hot water hour installed insulation interest manometer manufacturers material membership method moisture operation paper Pitot tube placed plant practically present PRESIDENT pressure Prof radiation relative humidity sash Secretary Semi-Annual Meeting smoke SOCIETY OF HEATING standard steam surface taken tank THERMOMETER thermostat tion tube tunnel valve vegetables velocity VENTILATING ENGINEERS VERNON HILL W. H. Carrier warm wet bulb temperature wrought iron York