Houses at Hoorn, Holland

Black chalk with touches of white chalk on brown paper on tan antique laid paper; verso: black and red chalk

Graphite and ink ; graphite on paper

Black ink, charcoal, and watercolor on cream laid paper

Ink on paper

Black and white chalk on blue paper

Colored marker on paper

Blue and brown crayon on paper

Colored crayons ; graphite with yellow and purple crayon on paper

Black ink over graphite on off-white wove card

Black pen and red pen on paper

Black pen on paper

Black crayon on paper