Niles' Register, LXV 49 (“Debate in Parliament relative to Texas”), LXVI 164-165 (Upshur to Murphy, Aug. 8, 1843), 166-167 (Upshur to Everett, Sep. 28, 1843), 169 (Everett to Upshur, Nov. 3, 1843), 170 (Upshur to Thompson, Nov. 18, 1843), 171 (Pakenham to Upshur, Feb. 26, 1844), 172 (Calhoun to Pakenham, Apr. 18, 1844), 202-203 (Pakenham to Calhoun, Apr. 19, 1844, Calhoun to Pakenham, Apr. 27, 1844; Pakenham to Calhoun, Apr. 30, 1844), 225 (“Annexation of Texas”); Everett to Smith, Oct. 24, 1843; Smith to Everett, Oct. 31, 1843; Aberdeen to Pakenham, Dec. 26, 1843; Upshur to Van Zandt, Oct. 16, 1843.