000 00402nam a2200145 4500
027 _aCS 9 : 1967
_q1967
041 _asin
080 _a691.328.5 - 41 : 666.91
942 _cSD
110 _aBUREAU OF CEYLON STANDARDS
245 _aCS 9 : 1967 : Specification for asbestos cement corrugated and flat sheets
260 _aColombo
_bBureau of Ceylon Stamndards
300 _a22p.
500 _aSTD1979
999 _c177362
_d177362