000			00337nam a2200145Ia 4500
008			210210b1957 xxu||||| |||| 00| 0 eng d
041			_aeng
082			_a590/2
100			_aALTENBURG (Edgar)
245			_aGenetics
260			_aNew York _bHenry Holt and Company _c1957
650			_aGenetics
690			_aZoology
906			_a010579
999			_c138347 _d138347