"Endurance Records", The World Almanac and Encyclopedia. New York, N.Y.: Press Publishing Company, 1909, p. 204. Internet Archive. Retrieved July 3, 2020.
"Film Review", The Moving Picture World (TMPW), December 7, 1907, p. 651. Internet Archive. Retrieved July 11, 2020.
"Pictures That Draw", TMPW, February 1, 1908, p. 76. Internet Archive. Retrieved July 11, 2020.
"Trade Notes", TMPW, February 29, 1908, p. 159. Internet Archive. Retrieved July 11, 2020.
Staff writer (21 March 1908). "Important Suit". Views and Film Index. Vol. 3, no. 11. New York, NY: Film Publishing Co. p. 6 – via Internet Archive.
Gauntier, Gene (1928). "Blazing the Trail", edited by Gertrude B. Lane, Woman's Home Companion (Springfield, Ohio), October 1928, p. 186; pdf copy in the Women Film Pioneers Project, Columbia University, New York, N.Y. Retrieved July 4, 2020.
"Ben Hur", cast, November 29, 1899—May 1900, Internet Broadway Database (IBDB), The Broadway League, Manhattan, New York. Retrieved July 4, 2020.
imdb.com
The Internet Movie Database (IMDb) is one source that cites "Herman Rottger" as Ben Hur in the film. Refer to "Ben Hur (1907)". IMDb, Seattle Washington. Retrieved July 5, 2020.
Schaefer, Fred (1917). "A Reel Battle is Perilously Similar to a Real One", The Photo-Play Journal, July 1917, p. 26. Internet Archive. Retrieved July 4, 2020. In this article, Rottjer is described as "heavy-set". While that physical description is no proof that Rottjer portrays Judah Ben-Hur in the film, it is noteworthy that the title character on screen appears to be a fairly stout or heavy-set performer.
