^Solomon, Aubrey (2014). The Fox Film Corporation, 1915-1935: A History and Filmography. ISBN978-0-7864-8160-6. Ultimately, Robin Hood was enormously profitable with its $2,101,044 domestic rentals on a cost of $930,043.
^ abBirchard, Robert S. (2004). Cecil B. DeMille's Hollywood. University Press of Kentucky. p. 120. ISBN0-813-12324-0.
^ abcdWarner Bros financial information in The William Shaefer Ledger. See Appendix 1, Historical Journal of Film, Radio and Television, (1995) 15:sup1, 1-31 p 1 DOI: 10.1080/01439689508604551
^Workman, Christopher; Howarth, Troy (2016). "Tome of Terror: Horror Films of the Silent Era". Midnight Marquee Press. p. 245. ISBN 978-1936168-68-2.
^Workman, Christopher; Howarth, Troy (2016). "Tome of Terror: Horror Films of the Silent Era". Midnight Marquee Press. p. 245. ISBN 978-1936168-68-2.
^Workman, Christopher; Howarth, Troy (2016). "Tome of Terror: Horror Films of the Silent Era". Midnight Marquee Press. p. 246. ISBN 978-1936168-68-2.
^Workman, Christopher; Howarth, Troy (2016). "Tome of Terror: Horror Films of the Silent Era". Midnight Marquee Press. p. 247. ISBN 978-1936168-68-2.
^Workman, Christopher; Howarth, Troy (2016). "Tome of Terror: Horror Films of the Silent Era". Midnight Marquee Press. p. 247. ISBN 978-1936168-68-2.
^Workman, Christopher; Howarth, Troy (2016). "Tome of Terror: Horror Films of the Silent Era". Midnight Marquee Press. p. 248. ISBN 978-1936168-68-2.