The Digital Sanborn Fire Insurance Maps provides a searchable interface for locating historical Maps of Ohio towns and cities. These maps were digitized from microfilm copies by Chadwyck-Healey, a Bell & Howell Information and Learning company. The searchable database is a joint project of OPLIN and OhioLINK.

Discover 26,000 primary sources from 330 archives, historical societies, libraries and museums that document Ohio’s past from prehistory through the present.

Delivers an essential collection of genealogical and historical sources—with coverage dating back to the 1700s—that can help people find their ancestors and discover a place’s past.

The Web’s Premier Collection of Military Records from Rev War to WWII.

Delivers billions of records in census data, vital records, directories, photos, and more.

Digital resource exclusively devoted to African American family history research.