000 00364 am a2200121 a 4500
100 1 _aMarlatt, C.L.
245 1 _aImportant insecticides
_bDirection for their preparation and use
260 _aWashington
_c1901
300 _a1-42 p.
942 _2udc
_cB
440 _aInsecticides United States Depatment of Agriculture. Farmers Bulletin No. 127
901 _aS48690
999 _c104789
_d104789