00297nam a2200097Ia 4500008004100000082001500041245005200056260003500108300001100143650004500154140224s9999    xx            000 0 und d  aR 03:54 K4  aInternational encyclopaedia of chemical science  aTorontobD Van Nostandcc 1964  a1331p.  aChemistry-Dictonaries and Encyclopeadias