The Chickasha Daily Express (Chickasha, Okla.), Vol. 47, No. 114, Ed. 1 Friday, June 23, 1939, newspaper, June 23, 1939; (https://gateway.okhistory.org/ark:/67531/metadc1882799/m1/1/: accessed May 31, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .