Studies for the Hours, "Apollo in His Chariot with the Hours," Museum of Fine Arts, Boston

Black ink over graphite on off-white wove paper

Brownish red chalk on off-white antique laid paper; verso: graphite

Colored marker and graphite on paper

Watercolor and graphite on cream wove paper

Black ink and gray wash on white paper

Graphite on cream wove paper

Graphite, gouache, and watercolor on white wove paper

Colored marker on paper

Black crayon on paper

Black marker on paper

Oil on white antique laid paper discolored to dark cream/tan