The Morning Tulsa Daily World (Tulsa, Okla.), Vol. 14, No. 275, Ed. 1, Monday, June 28, 1920, newspaper, June 28, 1920; (https://gateway.okhistory.org/ark:/67531/metadc77405/m1/4/: accessed April 18, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .