000 00269nam a2200109Ia 4500
008 160710s1963 xx 000 0 und d
100 _aBELK,J.A.
245 _aVACCUM TECHNIQUES INMETALLURGY
260 _aOXFORD
_bPERGAMON PRESS
_c1963
300 _a231
942 _2ddc
_cB
999 _c27812
_d27812