Pope, Joe L. Amarillo Daily News (Amarillo, Tex.), Vol. 12, No. 258, Ed. 1 Wednesday, November 2, 1921, newspaper, November 2, 1921; (https://texashistory.unt.edu/ark:/67531/metapth318944/m1/1/: accessed May 19, 2019), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .