000 00209nam a2200073 4500
080 _a
_b
245 _aBS-1231 - 1958; PVC - Insulated Cables for Power Switchgear Wiring
700 _aBritish Standards Institution
260 _aLondon
_bBSI
_c1958
300 _a19p
999 _c24617
_d24617