000 00335nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aEngel, M. S., Hopkins, A. W.
245 _aPrairie and its people
260 _aMadison
_c1956
300 _a1-37 p.
440 _aWisconsin Agricultural Experi
901 _a50161
942 _cB
_2udc
999 _c8884
_d8884