Panels, Curved Wooden Ceiling, Chapel of the Palazzo dei Penitenzieri, Rome, after Pinturicchio

Black ink on dark blue-green wove paper

Pastel on off-white wove paper

Sketchbook with beige cloth-covered cardboard covers

Graphite and colored pastel on gray-green laid paper

Transparent and opaque watercolor over graphite on off-white wove paper

Brown ink and white gouache on green tempera ground on card

Graphite on off-white wove paper

Charcoal on off-white wove paper

Graphite on off-white heavy wove paper

Graphite on paper

Red, black, and white conté crayon on ivory tracing paper

Graphite on buff wove paper