Untitled (bleed-through of previous page, left page); Untitled (design for "Stahlplastik," right page)

Watercolor over graphite on off-white wove paper (recto and verso)

Black ink and graphite on off-white wove paper; verso: black ink

Graphite on paper

Graphite on paper

Brown ink with gray wash on cream antique laid paper

Blue and brown crayon on paper

Charcoal, fixed, on beige paper

Graphite on paper

Black, white, red, and blue chalk on buff paper

Black marker, blue ink, paper, and adhesive on paper