Untitled (railroad bridge above canal, left page); Untitled (interior scene, right page)

Colored and metallic marker on paper

Black marker and ink on paper

Colored crayons on paper

Graphite on paper

Graphite on cream wove paper

Graphite on paper

Ink and graphite on paper

Graphite on cream wove paper

Brown ink on cream paper

Crayon on paper

Graphite with brown and blue crayon on paper

Blue crayon on paper