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

Red chalk on illustration board

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

Graphite on paper

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

Graphite on paper

Watercolor and graphite on white wove paper

Watercolor and graphite on heavy cream wove paper

Graphite on paper

Black ink and graphite on off-white wove graph paper

Graphite on off-white wove paper

Black ink on orange wove paper with postage stamp

Graphite on off-white wove paper