00647cam a2200193u 4500 697 POR L-8,P12 Porges, John. [from old catalog] 45620 Handbook of heating, ventilating, and air conditioning, London. G. Newnes limited [1942] 1 v. fold. map, tables, diagrs. (part fold.) 22 x 18 cm. 0 0 0 697_000000000000000_POR 0 0 0 697_000000000000000_POR 0 0 0 697_000000000000000_POR Air conditioning 19032 Heating 32526 MCE 379 Ventilation 32527 ddc BK 549099 549099 0 0 ddc 0 0 MCE MCE 2014-09-16 0 697 POR MCE-40910 2014-09-16 2014-09-16 BK 0 0 ddc 0 0 MCE MCE 2014-09-16 0 697 POR MCE-41669 2014-09-16 2014-09-16 BK 0 0 ddc 0 0 MCE MCE 2014-09-16 0 697 POR MCE-40931 2014-09-16 2014-09-16 BK