The collection includes more than 30,000 items relating to African American life in Ohio between 1850 and 1920, including personal papers, association records, a plantation account book, ex-slave narratives, legal records, pamphlets, and speeches. More than 15,000 articles from 11 Ohio newspapers and the African Methodist Episcopal Church Review, perhaps the oldest African American periodical, are included.

Also provides more than 300 photographs of local community leaders, buildings, ex-slaves, and African American members of the military and police. Materials represent themes such as slavery, abolition, the Underground Railroad, African Americans in politics and government, and religion. Items include an extensive collection of correspondence by George A. Myers, an African American businessman and politician, as well as prominent political speeches.