000 00329nam a2200121 4500
027 _aBS 3125 :1959
_q1959
041 _aeng
942 _cSD
110 _aBritish Standards Institution
245 _aBS 3125 : 1959 : Power-Driven mast hoists for materials
260 _aLondon
_bBritish Standards Institution
500 _aSTD1366
999 _c174452
_d174452