000 00341 am a2200121 a 4500
100 1 _aRommel, George M.
245 1 _aEssentials of animal breeding
260 _aWashington
_c1920
300 _a1-38 p.
942 _2udc
_cB
440 _aAnimal, Breeding United States Department of Agriculture. Farmer's Bulletin No. 1167
901 _aS48726
999 _c104952
_d104952