The Schulenburg Sticker (Schulenburg, Tex.), Vol. 23, No. 34, Ed. 1 Friday, May 18, 1917, newspaper, May 18, 1917; (https://texashistory.unt.edu/ark:/67531/metapth189658/m1/1/: accessed April 24, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .