Untitled (bleed-through of previous page, left page); Untitled ("Centerbeam" DC, right page)

Brown ink and black chalk on off-white antique laid paper

Opaque watercolor over graphite on thick off-white wove paper

Graphite and colored pencil on paper

Graphite on off-white wove paper

Brown ink heightened with white gouache over red chalk on green-gray antique laid paper

Graphite on paper ; graphite and aqua crayon on paper

Charcoal on cardboard, discolored

Graphite on paper

Graphite on paper, mounted

Graphite

Graphite on paper