Alma Thomas (1891-1978), African-American avant-garde painter and educator
http://www.phillipscollection.org/research/american_art/bios/thomas-bio.htm
Atmospheric Effects I / 1970 / Acrylic and pencil on paper / 22 1/8”x30 3/8”
Walter Ellison (1899–1977)
African-American painter and designer
http://www.chicagomodern.org/artists/walter_ellison/
