The Thresher (Houston, Tex.), Vol. 15, No. 13, Ed. 1 Friday, December 13, 1929, newspaper, December 13, 1929; (https://texashistory.unt.edu/ark:/67531/metapth230154/m1/1/: accessed September 20, 2017), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .