unfinished painting 1977 Collection of Jacob and Gwendolyn Knight Lawrence. Interior Scene 1937 tempera on composition board 28 1/2 x 33 3/4 in. The Collection of Philip J. and Suzanne Schiller, American Social Commentary Art, 1930-1970. Harriet and the Promised Land, no. 6. A Slave at Work 1967 gouache and tempera on paper 17 x 9 in. Current location unknown. In a free government, the security of civil rights must be the same as that for religious rights. 1976 gouache and graphite on paper 30 x 22 1/8 in. National Museum of American Art, Smithsonian Institution. Gift of the Container Corporation of America. Dining Out 1937 tempera on paper 11 1/2 x 9 in. Collection of the Madison Art Center, Madison, Wisconsin. Gift of the Estate of Janet Ela.