Čechoslovák and Westske Noviny (West, Tex.), Vol. 27, No. 21, Ed. 1 Friday, May 27, 1938, newspaper, May 27, 1938; (https://texashistory.unt.edu/ark:/67531/metapth394147/m1/1/: accessed July 8, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .