Breckenridge American (Breckenridge, Tex.), Vol. 18, No. 102, Ed. 1, Sunday, May 1, 1938, newspaper, May 1, 1938; (https://texashistory.unt.edu/ark:/67531/metapth73141/m1/1/: accessed April 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .