Exploration of Color I, Watercolor Pencil on Paper, 12 x 9 in. Exploration of color II, Oil on Canvas, 14 x 11 in. Exploration of Color III, Gouache on Paper, 5.5 x 8.5 in. Exploration of Color IV, Oil on Canvas, 14 x 11 in. Exploration of Color VI, Watercolor on Paper, 24 x 18 in. Exploration of Color VII, Oil on Canvas, 30 x 26 in.