Dennis, N. T. M.
Vacuum system design / by N. T. M. Dennis and T. A. Heppell. - London : Chapman & Hall, c1968. - iii-xi, 223 p. : ill. ; 25 cm. - High vacuum series .
Includes bibliographies.
68084699
B68-01939
Vacuum pumps.
Vacuum technology.
TJ940 / .D42
621.55 / DEV
Vacuum system design / by N. T. M. Dennis and T. A. Heppell. - London : Chapman & Hall, c1968. - iii-xi, 223 p. : ill. ; 25 cm. - High vacuum series .
Includes bibliographies.
68084699
B68-01939
Vacuum pumps.
Vacuum technology.
TJ940 / .D42
621.55 / DEV