- 1820 : Letter from Thomas Dobson & Son, January 3, 1820
- 1820 : Letter from James E. Moore for Thomas Dobson & Son, May 6, 1820
- 1822 : Letter from James E. Moore for Thomas Dobson, April 18, 1822
- 1822 : Letter from James E. Moore for Thomas Dobson, September 27, 1822
- 1823 : Letter from James E. Moore for Judah Dobson, March 19, 1823
- 1823 : Letter from James E. Moore for Judah Dobson, August 30, 1823
- 1823 : Letter from James E. Moore for Judah Dobson, October 16, 1823
- 1823 : Letter from James E. Moore for Judah Dobson, November 13, 1823
- 1824 : Letter from Judah Dobson, April 8, 1824
- 1824 : Letter from Judah Dobson, September 2, 1824
- 1824 : Letter from Judah Dobson, October 19, 1824
- 1824 : Letter from Judah Dobson, November 18, 1824
- 1825 : Letter from Judah Dobson, February 26, 1825
- 1825 : Letter from Judah Dobson, April 25, 1825
- 1825 : Letter from Judah Dobson, May 16, 1825
- 1827 : Letter from Judah Dobson, December 7, 1827
- 1829 : Letter from Judah Dobson, May 6, 1829