Cooper Review (Cooper, Tex.), Vol. 58, No. 21, Ed. 1 Friday, May 21, 1937, newspaper, May 21, 1937; (https://texashistory.unt.edu/ark:/67531/metapth983919/m1/1/: accessed June 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .