000 005260000a22001450004500
027 _aBS 3224 : Section B2 : 1970
_pSection B2
_q1970
041 _aeng
080 _a628.94
_b: 656.71
942 _cSD
110 _aBritish Standards Institution
245 _aBS 3224 : Section B2 : 1970 : Specification for lighting fittings for civil land aerodromes :part B : approach lights : high intensity blister approach lighting fittings
260 _aLondon
_bBritish Standards Institution
_c1970
300 _a12p.
500 _aSTD1427
999 _c24742
_d24742