The Gilmer Mirror (Gilmer, Tex.), Vol. 6, No. 48, Ed. 1 Saturday, May 21, 1921, newspaper, May 21, 1921; (https://texashistory.unt.edu/ark:/67531/metapth1431997/m1/2/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .