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  1. Results of experiments with miscellaneous substances against chicken lice and the dog flea /
    By: Abbott, W. S.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1920.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  2. Results of experiments with miscellaneous substances against bedbugs, cockroaches, clothes moths, and carpet beetles /
    By: Scott, E. W. - Abbott, W. S. - Dudley, J. E.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1918.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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