De Morse, Charles. The Northern Standard. (Clarksville, Tex.), Vol. 6, No. 1, Ed. 1, Saturday, April 29, 1848, newspaper, April 29, 1848; (https://texashistory.unt.edu/ark:/67531/metapth80689/m1/1/: accessed November 21, 2019), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .