00463nam a22001457a 4500 697 HEA L-8, P-8 American Society of Heating 47415 Heating Ventilating Air Conditioning Guide 1950 American Society of Heating Vol 28 New York American Society of Heating and Ventilating Engineers 1422 P, : 0 0 0 697_000000000000000_HEA MCE 379 ddc BK 550674 550674 0 0 ddc 0 0 MCE MCE 2014-11-19 0 697 HEA MCE-29041 2014-11-19 2014-11-19 BK