Two Sketches of a Kneeling Man, for "The Angel Releasing Saint Peter..."

Red and white chalk on blue-gray wove paper

Graphite on buff wove paper

Watercolor and graphite on paper, adhered to wood board

Black ink on off-white wove paper, with red ink border

Graphite on buff wove paper

Black chalk and graphite on cream laid paper

Charcoal on cream laid paper

Watercolor over graphite on cream wove paper

Watercolor and white gouache on off-white wove paper

Graphite on tan wove paper

Graphite on off-white wove paper

Watercolor over graphite on buff wove paper