African Americans

Umbra Search is a search engine for African American digitized materials in numerous repositories

BlackPast Digital Archives offers a list of online collections for African American History

HistoryMakers is an African American oral video history archive

Black Women's Suffrage Collection (Digital Public Library of America)

Enslaved: Peoples of the Historical Slave Trade

The African-American Migration Experience covers the full span of American history

Mapping Prejudice: Visualizing the hidden histories of race and privilege in the urban landscape.   About

Schomburg Center for Research in Black Culture  Manuscripts, Archives and Rare Books Division, New York Public Library- Collects, preserves, and makes available for research purposes rare, unique, and primary materials that document the history and culture of people of African descent throughout the world, with a concentration on the Americas and the Caribbean. 

Research Guide for Primary Source Research on Civil Rights lists many digital collections on the Civil Rights era.