Speech of Hon. Wm. Lowndes Yancey, of Alabama, on the annexation of Texas to the United States, delivered in the House of Representatives, Jan. 7, 1845., book, 1845; (https://texashistory.unt.edu/ark:/67531/metapth2415/m1/1/: accessed April 27, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .