The Democrat News (Sapulpa, Okla.), Vol. 51, No. 30, Ed. 1 Thursday, May 18, 1961, newspaper, May 18, 1961; (https://gateway.okhistory.org/ark:/67531/metadc1530828/m1/1/: accessed April 25, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .