The Twice-a-Week Herald. (Amarillo, Tex.), Vol. 21, No. 80, Ed. 1 Friday, October 5, 1906, newspaper, October 5, 1906; (https://texashistory.unt.edu/ark:/67531/metapth281592/m1/1/: accessed May 5, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .