000 00355nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aIndian Standards Institution
245 _aSpecification for glass making sands
260 _aNew Delhi
_c1953
300 _a0.958333333
440 _aIS-488; Indian Standards Inst
901 _a41180
942 _cB
_2udc
999 _c7763
_d7763