The Gilmer Mirror (Gilmer, Tex.), Vol. 6, No. 56, Ed. 1 Tuesday, May 31, 1921, newspaper, May 31, 1921; (https://texashistory.unt.edu/ark:/67531/metapth1432006/m1/1/: accessed June 21, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .