Ohio County Indiana Historical Society & Museum - Features displays of local artifacts housed in a nineteenth century plow factory. Includes details of exhibits and publications for sale. Located in Rising Sun. - http://www.ohiocountyinmuseum.org/
County Genealogy - Part of the INGenWeb project. Biographies, queries, records, other resources. - http://www.rootsweb.com/~inohio/
The Political Graveyard - Information on the political history, cemeteries and memorial sites in the county. - http://politicalgraveyard.com/geo/IN/OH.html