000 00289nam a2200109Ia 4500
008 220201s1963 xx 000 0 eng d
100 _aIndian Standard Institution
245 0 _aIS:2183 Schedule for high pressure mercury vopan
260 _bDelhi:I.S.I
_c1963
300 _a9
942 _2ddc
999 _c74565
_d74565