Document QkQpMRYaYOJ4oEGaVq3QkDVeE

American Society of Heating and Ventilating Engineers Guide 1930 A orn Instrument Service prepared for the Profession-- and Containing reference data on the design' and specification of heatinc and ventilating systems---- Based on the Transactions--the Investigations of the Research Laboratory--and the Practice of the Members and Friends of the Society TOGETHER WITH A Manufacturers' Catalog Data Section Containing Essential and Reliable Information Concerning Modern > Equipment also ' The Roll of Membership of the Society WITH Complete Indexes of Technical and Catalog Data Vol. 8 $5.00 Per Copy 1011990 Published Annually by American Society of Heating and Ventil'ating Engineers 29 West 39TH Street New York