000 00304nam a22001217a 4500
041 _aeng
082 _223rd
_a575
_bSIM
100 _aSimpson,George Gaylord
245 _aThe Major Features of Evolution
260 _aNew york
_bSimon and Schuster
_c1953
300 _axvii,433p.:ill.;
_c23cm
942 _cCB
999 _c181122
_d181121