The Thresher (Houston, Tex.), Vol. 6, No. 17, Ed. 1 Friday, January 21, 1921, newspaper, January 21, 1921; (https://texashistory.unt.edu/ark:/67531/metapth229876/m1/1/: accessed June 20, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .