Čechoslovák and Westske Noviny (West, Tex.), Vol. 27, No. 10, Ed. 1 Friday, March 11, 1938, newspaper, March 11, 1938; (https://texashistory.unt.edu/ark:/67531/metapth394293/m1/1/: accessed May 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .