000 00361nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aWarren, G.F., Pearson, F.A.
245 _aPhysical volume of production in the United States
260 _aIthaca
_c1932
300 _a1-72 p.
440 _aCornell Agricultural Experime
901 _a19538
942 _cB
_2udc
999 _c2959
_d2959