TY  - BOOK
AU  - Power,Basil Dixon
TI  - High vacuum pumping equipment / 
U1  - 621.692 POW 
PY  - 1966///
CY  - London : 
PB  - Chapman & Hall , 
KW  - Vacuum-pumps
KW  - Vacuum technology
N1  -  Includes bibliographical references
ER  -