000
00309nam a2200121Ia 4500
008
220201s1963 xx 000 0 eng d
041
_a
ENG
100
_a
BELK, J A
245
0
_a
VACCUM TECHNIQUES IN METALLURGY
260
_a
LONDON
_b
THAMES AND HUDSON PUBLISHING COMPANY
_c
1963
300
_a
231
942
_2
ddc
999
_c
41185
_d
41185