Blank; verso: Rhythmic Scheme of the Portinari Altarpiece, after Hugo van der Goes

Graphite on cream wove paper

Graphite with black and gray crayon on paper

Oil over graphite on off-white wove paper

Crayon on paper

Watercolor on cream wove paper

Watercolor on off-white wove paper

Charcoal on off-white laid paper

Watercolor on heavy buff wove paper

Watercolor over graphite on off-white wove paper

Charcoal on modern laid paper

Black ink, graphite, and yellow chalk on off-white wove paper

Black ink on off-white wove paper