000
00292nam a2200145Ia 4500
100
_a
Ostrowsky/O
942
_c
BK
654
_a
Engg. drawing
245
_a
Engg. drawing
260
_b
E.L.B.S
_a
Bristor
_c
1991
082
_a
604.24
_b
OST
300
_a
172
546
_a
ENGLISH
999
_c
28943
_d
28943