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  1. By: Packard, A. S. (Alpheus Spring), - Riley, Charles V. (Charles Valentine), - Thomas, Cyrus, - United States Entomological Commission. - United States. Congress (47th, 2nd session : 1882-1883). House - United States. Department of Agriculture.
    Publication info: Washington, G.P.O, 1883
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library