Theodore A. Borillo, Denver’s Historic Elitch Theatre: A Nostalgic Journey (A History of Its Times) (Self-published, 2012).
Colorado Exchange Journal 2, no. 39 (October 1889).
Jackie Campbell, “Elitch Theatre Lives—For Now,” Rocky Mountain News, May 1, 1986.
Caroline Lawrence Dier, The Lady of the Gardens: Mary Elitch Long (Hollywood, CA: Hollycrofters, 1932).
John Eby, Elitch Gardens Historical Museum: 104 Years in the Making, 1890–1994.
“Elitch Gardens Redevelopment / Interdisciplinary Design Studio 700.” Denver, University of Colorado Denver College of Design and Planning, 1986.
“Elitch Theatre,” National Register of Historic Places nomination form, February 6, 1978.
Steve Fisher, “Elitch’s Trocadero Ballroom Was a Place Where Memories Were Made,” University of Denver Magazine, March 20, 2014.
Jeffery Stanton, “Elitch Gardens (1890–1994),” National Amusement Park Historical Association, October 3, 2011.
Historic Elitch Theatre Foundation, “Theatre Future,” 2014.
Edwin Lewis Levy, “Elitch’s Gardens, Denver Colorado: A History of the Oldest Summer Theatre in the United States (1890–1941),” PhD dissertation, Columbia University, 1960.
Rosemary Elaine Lewis, The Elitch Gardens Theatre, 1891–2008: America’s High Plains Summer Playhouse, master’s thesis, University of Colorado–Denver, 2009.
Mary Elizabeth Hauck Elitch Long, Experiences of the Only Woman in the World Who Owns and Manages a Zoo (Denver: 1898).
Pamela Nowak, “The Trocadero Ballroom,” (blog post) May 22, 2015.
Jeff Otte, “Radium and Roller Coasters: A Brief, Dirty History of Elitch Gardens,” Westword (Denver, CO), June 6, 2013.
Burl Rolett, “Buyers Pay $140M for Ticket to Elitch Gardens,” BusinessDen, June 11, 2015.
Tierra Smith, “Elitch Gardens Stays Open Regardless of Fierce Denver Weather,” The Denver Post, June 12, 2015.
Eva Hodges Watt, Papa’s Girl: The Fascinating World of Helen Bonfils (Lake City, CO: Western Reflections, 2007).
“Whitfield Connor, Theatrical Producer and Ex-Actor, 71,” New York Times, July 19, 1988.
Elitch Gardens Theatre Foundation
Betty Lynn Hull, Denver’s Elitch Gardens: Spinning a Century of Dreams (Boulder: Johnson Books, 2003).