The Houston Post. (Houston, Tex.), Vol. 34, No. 56, Ed. 1 Thursday, May 30, 1918, newspaper, May 30, 1918; (https://texashistory.unt.edu/ark:/67531/metapth610450/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .