Hinkle, Olin E., editor. Pampa Morning Post (Pampa, Tex.), Vol. 1, No. 111, Ed. 1 Thursday, March 5, 1931, Newspaper, March 5, 1931; digital images, (http://texashistory.unt.edu/ark:/67531/metapth292925/ : accessed August 30, 2014), University of North Texas Libraries, The Portal to Texas History, http://texashistory.unt.edu; crediting Dolph Briscoe Center for American History, Austin, Texas.