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  1. The more important insecticides and repellents /
    By: Flint, W. P. - Illinois.
    Publication info: Urbana, Ill. :Illinois Natural History Survey,1918.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Insect baits and repellents  Insecticides  
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  2. Repellents for protecting animals from the attacks of flies /
    By: Graybill, H. W.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1914.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Control  Flies  Insect baits and repellents  
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