The Jacksboro Gazette (Jacksboro, Tex.), Vol. 42, No. 1, Ed. 1 Thursday, June 2, 1921, newspaper, June 2, 1921; (https://texashistory.unt.edu/ark:/67531/metapth730827/m1/1/: accessed September 23, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .