Proceedings of the nineteenth annual meeting of the Association of Economic Entomologists American Association of Economic Entomologists creator United States. Bureau of Entomology. contributor text book Washington, D.C U.S. Dept. of Agriculture, Bureau of Entomology 1907 1907
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ENG Issued Nov. 25, 1907. Congresses Entomology Societies, etc Bulletin (United States. Bureau of Entomology), no. 67 https://www.biodiversitylibrary.org/bibliography/65130 22601431910309 10.5962/bhl.title.65130 RQF