Document mn6zn0pJELOaGjX0Ox25bJwB

1 HEATING VENTILATING AIR CONDITIONING GUIDE j 1949 s An Instrument of Service Prepared for the Profession containing A TECHNICAL DATA SECTION of reference material on the DESIGN AND SPECIFICATION OF HEATING, VENTILATING AND AIR CONDI TIONING SYSTEMS BASED ON--'THE TRANSACTIONS--THE INVESTIGATIONS of the Research Laboratory and Cooperating Institutions--; and the Practice of the Members and friends of the Society; A MANUFACTURERS' CATALOG DATA SECTION containing ESSENTIAL AND RELIABLE INFORMATION CONCERNING MODERN EQUIP MENT; COMPLETE, INDEXES to Technical and Catalog Data Sections, _ ; - . Vol. 27 $7.50 per Copy Published Annually by American Society of Heating . and Ventilating Engineers 51 Madison Avenue New York 10, N. Y. A176402 )