The Houston Post. (Houston, Tex.), Vol. 22, Ed. 1 Saturday, July 21, 1906, newspaper, July 21, 1906; (https://texashistory.unt.edu/ark:/67531/metapth602550/m1/1/: accessed June 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .