000 00285pam a2200109a 44500
082 _a530.4
_bIN7
100 _aLeck, J.H.
245 1 _aPRESSURE MEASUREMENT IN VACUUM SYSTEMS
260 _a
_bThe Institute Of Physics & The Physical Societu
_c1964
964 _gCIRC
997 _a37191 C
999 _c410812
_d410812