000 00295 am a2200121 a 4500
100 1 _aAdmas, John
245 1 _aPotato scab
260 _aCanada
_c1915
300 _a1-2 p.
942 _2udc
_cB
440 _aPotato Canada Department of Agriculture. Exhibition Circular No. 44
901 _aS46708
999 _c102368
_d102368