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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Titus, E. S. G. (Edward Sharpe Gaige), - Pratt, Frederick Charles.
    Edition: Rev. ed.
    Publication info: Washington, U.S. Dept. of Agriculture, Bureau of Entomology, 1904
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library