Galveston Tribune. (Galveston, Tex.), Vol. 41, No. 151, Ed. 1 Saturday, May 21, 1921, newspaper, May 21, 1921; (https://texashistory.unt.edu/ark:/67531/metapth1578975/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .