TY - GEN ED - BUREAU OF CEYLON STANDARDS TI - SLS 292 : 1974 : Specification for microcellular rubber sheets for soles & heels PY - 1974/// CY - Colombo PB - Bureau of Ceylon Standards KW - a678.4-14:685.312 KW - STANDARDS-SRI LANKA KW - SRI LANKA-STANDARDS N1 - STD2506 ER -