ASHRAE transactions : technical and symposium papers....... ;vol. 87, pt. 1 American Society of Heating, Refrigerating and Air-Conditioning Engineers. Heating Congresses. Refrigeration and refrigerating machinery Congresses. Air conditioning Congresses. Microfilm (o) 91/6172 Microfilm. Ann Arbor, Mich. : University Microfilms International. microfilm reels : negative ; 16 mm. SERBIB/SERLOC merged record New York : American Society of Heating, Refrigerating and Air-Conditioning Engineers. c1981. c1981. 1968 Text Collection 87 v., 1 Pt. : microfilm reels : negative ; 16 mm. eng Transactions Also issued in print. Also issued in print.