000 00294 am a2200121 a 4500
100 1 _a
_d
245 1 _aBlacklec of cattle
260 _aWashington
_c1957
300 _a1-4 p.
942 _2udc
_cB
440 _aCattle United States Department of Agriculturte. Leaflet No. 420
901 _aS17675
999 _c105485
_d105485