Jacob Lawrence (1917-2000), African-American painter, printmaker, and academic
http://www.dcmooregallery.com/artists/jacob-lawrence

The Photographer / 1942 / Watercolor, gouache, and graphite on paper / 22 1/8”x30 1/2”

Robert H. McNeill (1917-2005)
African-American photographer who chronicled Black life in the U.S.
http://www.dchistory.org/robert-h-mcneill-1917-2005/

Make A Wish (Bronx Slave Market, 170th Street, New York) / 1938 / Gelatin silver print / 7 1/2”x9 5/8”