The Elk City Daily News (Elk City, Okla.), Vol. 28, No. 195, Ed. 1 Sunday, May 11, 1958, newspaper, May 11, 1958; (https://gateway.okhistory.org/ark:/67531/metadc2087321/m1/1/: accessed June 30, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .