The Houston Post. (Houston, Tex.), Vol. 33, No. 68, Ed. 1 Monday, June 11, 1917, newspaper, June 11, 1917; (https://texashistory.unt.edu/ark:/67531/metapth608679/m1/1/: accessed May 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .