The Statesman (Austin, Tex.), Vol. 46, No. 116, Ed. 1 Sunday, April 29, 1917, newspaper, April 29, 1917; (https://texashistory.unt.edu/ark:/67531/metapth1533772/m1/1/: accessed June 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .