LDR 00421nam a2200133zu 4500 008 090205n chi d 100 1 _aSivin, N. 245 _aDiscovery of Spagyrical Invention _cSivin, N. 650 _aChina -- Alchemie -- Needham 773 0 _tHarvard Journal of Asiatic Studies _gVol. 41 (1981); p. 219-236" 946 _a 001 IFS25205 999 _c296827 _d296827 952 _70 _c1 _40 _00 _9161493 _yBOOK _10 _d2009-05-14 _aIFS