000 00285nam a2200109Ia 4500
008 220201s1950 xx 000 0 eng d
100 _aIS: 1727-1967
245 0 _aIS Method of test for pozzolanic material
260 _bIndian Standard Institution
_c1950
300 _a49
942 _2ddc
999 _c80855
_d80855