The Weekly Democrat-Gazette (McKinney, Tex.), Vol. 35, Ed. 1 Thursday, May 9, 1918, newspaper, May 9, 1918; (https://texashistory.unt.edu/ark:/67531/metapth299935/m1/1/: accessed April 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .