000
00245nam a2200109Ia 4500
008
220201s1975 xx 000 0 eng d
082
_a
669.01
_b
ROL-M
100
_a
ROLLASON
245
0
_a
METALLURGY FOR ENGINEERS
260
_c
1975
942
_2
ddc
999
_c
30523
_d
30523