The Blue Nile by Palmer Hayden
1964 / Watercolor, gouache, and pencil on paper / 21 1/2”x27 7/8″ / MoMA, NYC
[There are three embedded links above]
See also: February 9~ African-American visual artists
https://schristywolfe.com/2018/02/09/february-9-african-american-visual-artists/