Wilson, Douglas L., ed; Davis, Rodney O., ed. 'Register of Informants' in 'Herndon's Informants: Letters, Interviews, and Statements About Abraham Lincoln' . Urbana: University of Illinois Press, 1998. [format: book], [genre: history]. Permission: University of Illinois Press
Persistent link to this document: http://lincoln.lib.niu.edu/file.php?file=herndon737.html

Riggin was a prosperous landowner in Menard County, the son of an early settler and founder of the town of Athens. He was an active Democrat until 1860. (James T. Hickey, "Three R's in Lincoln Education: Rogers, Riggin and Rankin," Journal of Illinois State Historical Society 52 [1959])