The Hydro Review. (Hydro, Okla.), Vol. 18, No. 25, Ed. 1 Thursday, April 10, 1919, newspaper, April 10, 1919; (https://gateway.okhistory.org/ark:/67531/metadc1931606/m1/1/: accessed June 22, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .