000 00306 am a2200121 a 4500
100 1 _aWhite, G.F.
245 1 _aAmrican foulbrood
260 _aWashington
_c1920
300 _a1-46 p.
942 _2udc
_cB
440 _aFoulbrood United States Department of Agriculture. Bulletin No. 809
901 _aS49285
999 _c105728
_d105728