000			00327nam a2200133Ia 4500
008			130225s9999 xx 000 0 und d
100			_aBack, E.A.Cotton, R.T.
245			_aStored-grain pests
260			_aWashington _c1938
300			_a1-47 p.
440			_aUnited States Department of A
901			_a5947
942			_cB _2udc
999			_c1225 _d1225