The Altus Times-Democrat (Altus, Okla.), Vol. 41, No. 340, Ed. 1 Wednesday, January 31, 1968, newspaper, January 31, 1968; (https://gateway.okhistory.org/ark:/67531/metadc2119517/m1/1/: accessed June 20, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .