Perry Daily Journal (Perry, Okla.), Vol. 76, No. 78, Ed. 1 Tuesday, April 29, 1969, newspaper, April 29, 1969; (https://gateway.okhistory.org/ark:/67531/metadc2247172/m1/1/: accessed May 14, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .