||County boundary lines of Illinois, 1856-1870
||Illinois. Auditor's Office
||Office of the Secretary of State
||Record Management Division, 1966
|Illinois. Auditor's Office. County boundary lines of Illinois, 1856-1870. (Springfield, Illinois: Office of the Secretary of State, Record Management Division, 1966).|
May be ordered through the nearest Family History Center.
FHL film numbers