The Shamrock Texan (Shamrock, Tex.), Vol. 34, No. 47, Ed. 1 Friday, July 2, 1937, newspaper, July 2, 1937; (https://texashistory.unt.edu/ark:/67531/metapth526201/m1/1/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .