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By: Roth, Andy. - Cecil, K. P. - Gifford Pinchot National Forest (Agency : U.S.)Edition:Publication info: Vancouver, Washington, [U.S. Department of Agriculture, Forest Service & Bureau of Entomology and Plant Quarantine], [1936]Volume: 1936Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Roth, Andy. - Cecil, K. P. - Stage, Harry H. (Harry Hutchinson), - United States. Forest Service. - United States. Bureau of Entomology and Plant Quarantine.Edition:Publication info: Vancouver, Washington, U.S. Department of Agriculture, Forest Service & Bureau of Entomology and Plant Quarantine, [1935]Volume: 1935Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Roth, Andy. - Stage, Harry H. (Harry Hutchinson), - United States. Bureau of Entomology.Edition:Publication info: Portland, Oregon, U.S. Department of Agriculture, Bureau of Entomology, [1934]Volume: 1934Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: