Go to the Gangwish Library's Union catalog "Discovery" and search "African-American History" limit your searches to full-text and peer-review. You have now searched across all OU's library databases and have found some full-text articles. Any you find that have no full-text, please contact the library at ill@ottawa.edu and we will get the article for you.
Here is a mix of CredoReference and Free Online Resources
Encyclopedia of African American Popular Culture by Search the Ebscohost Ebook Academic Collection database for more ebooks on African American culture and history.
African Americans in the Nineteenth Century by 
The Entrepreneurial Spirit of African American Inventors by Links to Area Black Studies and American Studies Programs
