The Shamrock Texan (Shamrock, Tex.), Vol. 33, No. 307, Ed. 1 Thursday, May 27, 1937, newspaper, May 27, 1937; (https://texashistory.unt.edu/ark:/67531/metapth525428/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .