Pool, J. Edwin. Chickasha Daily Express (Chickasha, Okla.), Vol. 22, No. 166, Ed. 1 Friday, July 15, 1921, newspaper, July 15, 1921; (https://gateway.okhistory.org/ark:/67531/metadc727038/m1/1/: accessed December 13, 2017), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .