000 00297nam a2200109Ia 4500
008 220201s1966 xx 000 0 eng d
100 _aIndian Standard Institute
245 0 _aIS:3138-1966 Specification for hexagonal bolts & nuts
260 _bISI Manak bhawan
_c1966
300 _a6
942 _2ddc
999 _c77223
_d77223