Decoration, Loggia Vault, Villa Madama, Rome, after Giulio Romano?

Graphite, black ink and gray wash on heavy off-white wove paper

Graphite on graph paper

Crayon on paper

Watercolor over graphite on off-white wove paper, mounted to off-white card

Graphite on off-white wove paper

Brown ink and brown wash on cream wove paper

Black tempera, with touches of green gouache[?], on off-white wove paper

Charcoal and graphite on off-white laid paper

Graphite, red and blue pencil on off-white wove paper

Black ink on cream wove paper, framing line in graphite

Graphite on off-white wove paper

Crayon on paper