TY - GEN ED - BRITISH STANDARDS INSTITUTION TI - BS 5667 : Part 1 to Part 18 : 1979 & BS 5667 : Part 19 : 1980 : Specification for continuous mechanical handling equipment - safety requirements PY - 1979/// & 1980 CY - London PB - BSI N1 - STD1936 Part 1-19 : One bound Volume ER -