000
00294nam a2200121Ia 4500
008
200906s9999 xx 000 0 und d
082
_a
744.422076 L657
100
_a
LEVENS.A.S
245
0
_a
PROBLEMS IN MECHANICAL DRAWING
260
_b
MCGRAW, NEW YORK
_c
1958
300
_a
28X21
942
_c
BK
999
_c
62060
_d
62060