The Thresher (Houston, Tex.), Vol. 7, No. 21, Ed. 1 Friday, April 7, 1922, newspaper, April 7, 1922; (https://texashistory.unt.edu/ark:/67531/metapth229917/m1/1/: accessed July 7, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .