TY  - BOOK
AU  - Hemeon,W.C.L.
TI  - Plant and process ventilation
U1  - 697.92 
PY  - 1963///
CY  - New York
PB  - Industrial Press
KW  - Ventilation
KW  - Dust control
KW  - Air
KW  - Purification
N1  - Includes index
ER  -