The Breckenridge Daily American (Breckenridge, Tex), Vol. 1, No. 293, Ed. 1, Tuesday, June 7, 1921, newspaper, June 7, 1921; (https://texashistory.unt.edu/ark:/67531/metapth122193/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .