Official Souvenir Foot Ball Program, Y.M.C.B vs. Troop "I" 9th Cavalry.

Source unknown., Official Souvenir Foot Ball Program, Y.M.C.B vs. Troop "I" 9th Cavalry. (1911 November 30). Denver Public Library Digital Collections, accessed 15/12/2025, https://digital.denverlibrary.org/nodes/view/184290