000 00309nam a2200109Ia 4500
100 _aIndian Standards Institution
942 _cBK
245 _aIndian standard scales for use on technical drawings
260 _aIndian Standards Institution, New Delhi
_c1984
082 _aIS:10713-1983 744 I.S.I.
300 _a2
999 _c60953
_d60953