The Thresher (Houston, Tex.), Vol. 2, No. 12, Ed. 1 Friday, April 6, 1917, newspaper, April 6, 1917; (https://texashistory.unt.edu/ark:/67531/metapth229798/m1/1/: accessed June 13, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .