000 00524nam a2200169 a 4500
008 170703s1956####xxu||||f#|||||10| 0#eng#d
003 AR-SmCIES
041 7 _aen
_2ISO 639-1
091 _a213 PMM
111 2 _aVacuum symposium transactions
_cPittsburgh,US
_d1955
245 1 0 _aVacuum symposium transactions.
260 _aMassachusetts :
_bCommitte on Vacuum Techniques,
_c1956.
300 _a101 p.
650 4 _aVACIO
999 _c19507
_d19507