TY  - BOOK
AU  - Porges,John[from old catalog]
TI  - Handbook of heating, ventilating, and air conditioning,
U1  - 697 
PY  - 1942///]
CY  - London.
PB  - G. Newnes limited
KW  - Heating
KW  - MCE
KW  - Ventilation
KW  - Air conditioning
ER  -