000 00286nam a2200121Ia 4500
008 220201s1990 xx 000 0 eng d
082 _a621.815
_bGIL
100 _aGill, PS
245 0 _aTextbook of machine drawing
260 _bS.k kataria& Sons
_c1990
300 _a582
942 _2ddc
999 _c84424
_d84424