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

Graphite on paper

Opaque watercolor, graphite, blue pen, and adhesive on paper

Brown clothbound sketchbook with pencil sleeve

Red chalk on white antique laid paper prepared with gray ground

Watercolor and white gouache on off-white wove paper

Graphite on paper

Graphite on paper and mounted

Black crayon on paper

Graphite on paper

Brown ink and brown wash over graphite on cream paper

Graphite on paper

Graphite on off-white wove paper