The Shamrock Texan (Shamrock, Tex.), Vol. 34, No. 30, Ed. 1 Saturday, June 12, 1937, newspaper, June 12, 1937; (https://texashistory.unt.edu/ark:/67531/metapth525888/m1/1/: accessed July 8, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .