The Chickasha Daily Express (Chickasha, Okla.), Vol. 78, No. 106, Ed. 1 Wednesday, June 24, 1970, newspaper, June 24, 1970; (https://gateway.okhistory.org/ark:/67531/metadc1865861/m1/1/: accessed June 3, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .