The Thresher (Houston, Tex.), Vol. 16, No. 26, Ed. 1 Friday, April 10, 1931, newspaper, April 10, 1931; (https://texashistory.unt.edu/ark:/67531/metapth230199/m1/1/: accessed November 21, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .