His Gabriel Harvey's Ciceronianus, 1945 t.p. (Clarence A. Forbes)
UnM/UMI files (hdg.: Forbes, Clarence A. (Clarence Allen), 1901-; usage: Clarence A. Forbes)
LC in OCLC, 10-7-91 (hdgs.: Clarence Allen Forbes, 1901-; Clarence A. Forbes; Clarence Allen Forbes)
Journal of Sport History, Spring 2001 pages 1-2 (Clarence A. Forbes, 1901-2001; Ph.D., University of Illinois in Classics; took a position at Classics Department, University of Nebraska; moved to Ohio State twenty years later; remained there until 1971)
German Wikipedia, 25 April 2013 (Clarence A. Forbes, Clarence Allen Forbes; born 6 September 1901 in Colebrook, N.H.; died 8 June 2001 in Columbus, Ohio)