Marshall, John. State Gazette. (Austin, Tex.), Vol. 12, No. 36, Ed. 1 Saturday, April 13, 1861, newspaper, April 13, 1861; (https://texashistory.unt.edu/ark:/67531/metapth180106/m1/1/: accessed April 21, 2019), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .