000 00267nam a2200097Ia 4500
082 _aJ R 546.3 KNAP
245 0 _aActinium to fluorine
100 _a KNAPP, Brian ** Henley-on-Thames, 2R2 ** *
_9108685
942 _cBK
008 210825s9999 xx 000 0 und d
999 _c496807
_d496806