000 00342 am a2200121 a 4500
100 1 _aEichhorn, Adolph, Potter, G.M.
245 1 _aContagious abortion of cattle
260 _aWashington
_c1917
300 _a1-12 p.
942 _2udc
_cB
440 _aCattle United States Department of Agriculture. Farmers Bulletin No. 790
901 _aS49150
999 _c105559
_d105559