Amarillo Daily News (Amarillo, Tex.), Vol. 11, No. 291, Ed. 1 Thursday, October 7, 1920, newspaper, October 7, 1920; (https://texashistory.unt.edu/ark:/67531/metapth318669/m1/2/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .