Sapulpa Daily Herald (Sapulpa, Okla.), Vol. 41, No. 239, Ed. 1 Monday, June 11, 1956, newspaper, June 11, 1956; (https://gateway.okhistory.org/ark:/67531/metadc1490863/m1/1/: accessed May 11, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .