Citations: Anonym 1976: [Gibson, E. H.] Bulletin of the Entomological Society of America, College Park, Md. 22 (3), B15: 10270a, pp. Umschlagseite
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. 262