000 00302 am a2200121 a 4500
100 1 _aBohstedt, G.
245 1 _aSelf-feeders for hog's
260 _aWisconsin
_c1919
300 _a1-15 p.
942 _2udc
_cB
440 _aWisconsin Agricultural Extension Service. Circular No. 119
901 _aS50782
999 _c107965
_d107965