000 00362nam a2200121Ia 4500
008 220201s1971 xx 000 0 eng d
082 _bISI
100 _aI.S. Institution
245 0 _aIS : 459-1970 specification for un rienforced corrugateo & semi corrugated asbestos cement sheet
260 _aManak Bhavan Delhi
_bI. S.I
_c1971
300 _a10
942 _2ddc
999 _c19950
_d19950