000 00284nam a2200109Ia 4500
008 220201s1972 xx 000 0 eng d
100 _aIS 6426 1972
245 0 _aSPECIFICATION FOR PILE DRIVING HAMMER
260 _aDELHI
_bINDIAN STANDARD INSTITUTE
_c1972
300 _a4
942 _2ddc
999 _c89666
_d89666