Pampa Morning Post (Pampa, Tex.), Vol. 1, No. 129, Ed. 1 Tuesday, March 31, 1931, newspaper, March 31, 1931; (https://texashistory.unt.edu/ark:/67531/metapth292943/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .