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Anonym 1941: [Leng, C. W.] Journal of the economic Entomology 34, S. 131, B15: 10592
Anonym 1941: [Leng, C. W.] Revista de Entomologia, Rio de Janeiro 12, S. 1-2, 417, B15 10725
Davis, W. T. 1941: [Leng, C. W.] Bulletin of the Brooklyn Entomological Society, Lancaster, Pa. 36, B15: 10218, pp. 45-49
Davis, W. T. 1941: [Leng, C. W.] Journal of the New York Entomological Society: devoted to entomology in general, Lawrence; New York 49, B15 10003, pp. 189-192
Mallis, A. 1971: American Entomologists. Rutgers Univ. Press New Brunswick, B15 A1642, pp. 264-266, Portr.
Osborn, H. 1937: Fragments of Entomological History Including Some Personal Recollections of Men and Events. 1 Columbus, Ohio, Published by the Author, 1-394 S., B15: 6024, pp. 183-184, Portr.(Taf. 15, 21)
Osborn, H. 1946: Fragments of Entomological History Including Some Personal Recollections of Men and Events. 2 Columbus, Ohio, Published by the Author, 1-232 S., B15: 6024, pp. 95-96
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. 207, Portr.(Taf. 13, 17)
Sherman, J. D. jr. 1941: [Leng, C. W.] Journal of the New York Entomological Society: devoted to entomology in general, Lawrence; New York 49, B15 10003
Usinger, R. L. 1941 The Pan-Pacific Entomologist, San Francisco 17, S. 84, B15 10463