Decoration of the Central Bay of the Loggia, Villa Madama, Rome, after Raphael

Graphite on paper

Black ink on off-white wove paper

Black ink over graphite on cream laid paper

Crayon on paper

Crayon on paper

Charcoal on modern laid paper

Incised line and Aquarelle on white wove paper

Black ink on illustration board

Black ink, charcoal, and watercolor pencil on cream wove paper

Transparent and opaque watercolor and graphite on white wove paper

Graphite on paper

Crayon on paper