The Northern Standard. (Clarksville, Tex.), Vol. 1, No. 43, Ed. 1, Thursday, July 13, 1843, newspaper, July 13, 1843; (https://texashistory.unt.edu/ark:/67531/metapth80492/m1/1/: accessed May 11, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .