Citations: 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. 265
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. nur Portr.(Taf. 6)
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. 198, Portr.(Taf. 48)
Torgeson, D. V. C. 1972: [Hartzell, A.] Journal of Economic Entomology, College Park / N.Y. 65 (3), S. 935-936, B15 10592