T.A. Larson, History of Wyoming (University of Nebraska Press, 1978)
Mary Kay Mason, Book Project Director, Laramie, Gem City of the Plains (Curtis Media Corporation, 1987)
Elizabeth Alwood Lawrence, Rodeo: An anthropologist looks at the Wild and Tame (Chicago, Illinois: University of Chicago Press, 1982) Chapter 3
Candy Vyvey Moulton and Flossie Moulton, Steamboat: Legendary Bucking Horse (Glendo, Wyoming: High Plains Press, 1992)
Wyoming State Archives, accessed February 2014 – October 2014, wyoarchives.state.wy.us
Buffalo Bill Center of the West, accessed July 2014, www.centerofthewest.org
American Heritage Center (at the U. of Wyoming), accessed January 2014 – November 2014, www.uwyo.edu/ahc, http://www.uwyo.edu/ahc/collections/digital.html
University of Wyoming, accessed, March 2014 – September 2014, www.uwyo.edu/anniversaries/history-of-uw
Wyoming Tales and Trails, accessed February 2014 – November 2014, www.wyomingtalesandtrails.com