The Centaurs and the River of Blood (from Dante's "Divine Comedy")

Black ink and graphite on off-white wove paper; verso: black ink

Brown ink over graphite on cream wove paper

Graphite, brown ink, and brown wash on cream wove paper

Metalpoint on prepared paper

Graphite on cream wove paper, darkened

Metalpoint on prepared paper

Watercolor, black ink and graphite on cream laid paper

Graphite (?) on heavy paper

Watercolor and gouache over black chalk on cream wove paper; verso: graphite

Brown ink and graphite on cream wove paper

Watercolor