000 00290nam a2200109Ia 4500
008 140122s9999 xx 000 0 und d
082 _a030 Anon
100 _aBenjamin C J
245 _aMcgraw-Hill Encyclopaedia of science and technology Vol.7
260 _bMcGraw-Hill
_c1960
942 _cBK
_2ddc
999 _c130
_d130