Detail of Gothic Palace with Parrot Cage, Venice

Charcoal on paper

Black ink on off-white illustration board

Colored marker on paper

Graphite on darkened off-white wove paper

Graphite and ink on paper

Ink and color on paper

Black marker on paper

Black and white chalk on blue-gray wove paper

Graphite, black ink and colored crayon on cream modern laid paper

Charcoal on off-white laid paper

Graphite on paper

Watercolor and white gouache on rough brown wove paper