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Osborn, H. 1952: A Brief History of Entomology Including Time of Demosthenes and Aristotle to Modern Times with over Five Hundred Portraits. Columbus, Ohio, The Spahr & Glenn Company, 1-303 S., B15: 6024a, pp. 227
Seibert, H. C.; Spangler, P. J.; Stehr, F. W. 1982: [Stehr, W. C.] Bulletin of the Entomological Society of America, College Park, Md. 28 (4), B15: 10270a, pp. 380, Portr.