Detail of Gothic Palace with Parrot Cage, Venice

Colored marker and opaque watercolor on paper

Brown chalk on beige laid paper

Colored marker on paper

Colored marker on paper

Graphite on off-white wove paper

Black ink, gray wash, touches of white gouache on cream paper

Black ink on white wove paper

Graphite on paper

Colored crayons on paper

Black ink, colored pencil, and charcoal on cream laid paper

Black ink on tracing paper, darkened and mounted to laid paper