The Cass County Sun (Linden, Tex.), Vol. 64, No. 9, Ed. 1 Thursday, February 29, 1940, newspaper, February 29, 1940; (https://texashistory.unt.edu/ark:/67531/metapth340970/m1/1/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .