000
00248nam a2200109Ia 4500
008
220201s9999 xx 000 0 eng d
082
_a
604.2-GIL
100
_a
Gill, P.S.
245
0
_a
Engineering Drawing
260
_a
New Delhi
_b
Tmh
942
_2
ddc
999
_c
65521
_d
65521