Citations: Engelhardt, G. P. 1937: [Dow, R. P.] Bulletin of the Brooklyn Entomological Society, Lancaster, Pa. 32, B15: 10218, pp. 1-4, + Schr.verz.
Osborn, H. ((Hrsg.)) 1937: Fragments of Entomological History Including Some Personal Recollections of Men and Events. 1 Columbus, Ohio, Published by the Author, 1-394 S., 6024, pp. 258
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., 6024a, pp. 190