Allison Meier for Hyperallergic writes:
“For the 1900 Exposition Universelle in Paris, African American activist and sociologist W. E. B. Du Bois led the creation of over 60 charts, graphs, and maps that visualized data on the state of black life. The hand-drawn illustrations were part of an “Exhibit of American Negroes,” which Du Bois, in collaboration with Thomas J. Calloway and Booker T. Washington, organized to represent black contributions to the United States at the world’s fair…”
Read/View it all: W. E. B. Du Bois’s Modernist Data Visualizations of Black Life. Above is a gallery featuring the visualizations related to slavery and the transition from slavery to freedom.