The Dallas Express (Dallas, Tex.), Vol. 28, No. 10, Ed. 1 Saturday, December 11, 1920, newspaper, December 11, 1920; (https://texashistory.unt.edu/ark:/67531/metapth278331/m1/1/: accessed June 4, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .