000			00305 a2200133 4500
080			_a57 _bR 599 B
245	1		_aBiology and human affairs _cby J.W. Ritchie
260			_aNew York _c1941
650			_aBiology
650			_aHuman Affairs
100	1		_aRitchie, J.W. _d
300			_a1026 p.
901			_a17813
999			_c30384 _d30384