The Mustang Mail. (Mustang, Okla.), Vol. 1, No. 5, Ed. 1 Friday, March 28, 1902, newspaper, March 28, 1902; (https://gateway.okhistory.org/ark:/67531/metadc162361/m1/1/: accessed April 18, 2024), University of North Texas Libraries, The Gateway to Oklahoma History, gateway.okhistory.org; .