000 00290nam a2200109Ia 4500
008 210324s1968 xx 000 0 und d
041 _aeng
082 _a503
100 _aVan Nostrand
_91575313
245 _aScientific Encyclopedia
260 _aLondon
_bD. Van Nostrand Company Inc.,
_c1968
999 _c1023876
_d1023876