000 006200000a22001810004500
027 _aSLS 19 : Parts 1 and 2 : 1981
_q1981
041 _aeng
080 _a677.017.272.2
942 _cSD
110 _aBUREAU OF CEYLON STANDARDS
245 _aSLS 19 : parts 1 & 2 : 1981 : Method for the designation of the structure of yarns : part 1 - designation of the direction of ... : part 2 - designation of yarn (first revision)
260 _aColombo
_bBureau of Ceylon Standards
_c1981
300 _a10p.
500 _aSTD 2016
650 _aa677.017.272.2
650 _aSRI LANKA-STANDARDS
650 _aSTANDARDS-SRI LANKA
999 _c65421
_d65421