Texas Christian Advocate (Dallas, Tex.), Vol. 55, No. 39, Ed. 1 Thursday, May 13, 1909, newspaper, May 13, 1909; (https://texashistory.unt.edu/ark:/67531/metapth1586347/m1/1/: accessed June 4, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .