000 00317nam a2200121 4500
027 _aBS 1923 : 1953
_q1953
041 _aeng
942 _cSD
110 _aBritish Standard Institution, London
245 _aBS 1923 : 1953 : Glass filters funnels
260 _aLondon
_bBritish Standard Institution
500 _aSTD571
999 _c172570
_d172570