31. W.E.B. Du Bois
A collection of primary sources in the public domain written by W.E.B. Du Bois:
“W.E.B. Du Bois Papers, 1803-1999 (bulk 1877-1963)” A comprehensive online collection of correspondences, speeches, and articles written by W.E.B. Du Bois.
“African American Photographs Assembled for 1900 Paris Exposition.” It includes hundreds of portraits and drawings of African-Americans and of racial segregation, a stunning exhibit curated by W.E.B. Du Bois, archived at the Library of Congress, and available online: https://www.loc.gov/pictures/collection/anedub/