The Schulenburg Sticker (Schulenburg, Tex.), Vol. 23, No. 51, Ed. 1 Friday, September 14, 1917, newspaper, September 14, 1917; (https://texashistory.unt.edu/ark:/67531/metapth189675/m1/1/: accessed November 16, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .