The Democrat News (Sapulpa, Okla.), Vol. 63, No. 30, Ed. 1 Tuesday, May 23, 1972, newspaper, May 23, 1972; (https://gateway.okhistory.org/ark:/67531/metadc1531001/m1/1/: accessed May 24, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .