The Southern Mercury, Texas Farmers' Alliance Advocate. (Dallas, Tex.), Vol. 9, No. 8, Ed. 1 Thursday, February 20, 1890, newspaper, February 20, 1890; (https://texashistory.unt.edu/ark:/67531/metapth186126/m1/1/: accessed May 5, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .