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

A son of Kentucky immigrants to Illinois, Long served as sheriff of Menard County from 1848 to 1852 and held a clerkship in the Pension Office in Washington, D.C., when he responded to WHH's queries about government records. (Power)