Union (Galveston, Tex.), Vol. 6, No. 7, Ed. 1 Tuesday, July 31, 1860, newspaper, July 31, 1860; (https://texashistory.unt.edu/ark:/67531/metapth180611/m1/1/: accessed April 30, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .