Moore, Frederick W., ed. Calhoun as Seen by His Political Friends:
Letters of Duff Green, Dixon H. Lewis and Richard K. Cralle1 During the Period
from 1831 to 1848.
Publications of the Southern History Association 7 (May 1903):
159-69; (July 1903): 269-91; (September 1903): 353-61; (November 1903):
Watson, Elbert L. Dixon Hall Lewis. In
Alabama United States Senators, pp. 45-48. Huntsville, AL:
Strode Publishers, 1982.