The Breckenridge American (Breckenridge, Tex.), Vol. 9, No. 194, Ed. 1, Tuesday, June 18, 1929, newspaper, June 18, 1929; (https://texashistory.unt.edu/ark:/67531/metapth70169/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .