The Dallas Express (Dallas, Tex.), Vol. 28, No. 6, Ed. 1 Saturday, November 13, 1920, newspaper, November 13, 1920; (https://texashistory.unt.edu/ark:/67531/metapth278327/m1/1/: accessed October 22, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .