Warren, David M. Amarillo Daily News (Amarillo, Tex.), Vol. 13, No. 210, Ed. 1 Wednesday, September 13, 1922, newspaper, September 13, 1922; (https://texashistory.unt.edu/ark:/67531/metapth319093/m1/1/: accessed December 18, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .