000 00322nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aBliss, R.K.
245 _aProof that purebred sires pay
260 _aAmes
_c1922
300 _a1-24 p.
440 _aIowa Extension Service Bullet
901 _a22068
942 _cB
_2udc
999 _c3851
_d3851