000 00331 a2200133 4500
080 _a619
_bU 58 K
245 1 _aKeeping livestock healthy
_bYearbook of agriculture 1942
260 _bU.S.D.A.
650 _aLivestock Health
700 _aUnited States Department of Agriculture
100 _a
_d
300 _a1271
901 _a73967
999 _c39375
_d39375