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

Transparent and opaque watercolor and charcoal on gray wove paper

Graphite and colored pencil on paper

Black and metallic marker on paper

Graphite on off-white wove paper

Graphite on paper

Sketchbook with cardboard covers and spiral wire binding

Black ink on paper

Black ink, colored pencil, and graphite on cream wove paper

Black marker on paper

Black ink and white-gray gouache on grayish-white textured wove paper

Brown ink on white antique laid paper

Colored marker, black pen, and graphite on paper