Untitled ("Lichtplastiken" (Light Sculptures) with notes and bleed-through of previous page, left page); Untitled (blue marks, right page)

Watercolor and gouache over graphite on cream wove paper

Black crayon on paper

Colored pencil, graphite, opaque correcting fluid and photocopy on white wove paper

Brown ink and brown and gray washes on off-white antique laid paper, mounted, double framing line in brown ink and gray wash

Charcoal on cream laid paper

Graphite on paper

Black crayon on paper

White ink on gray wove paper

Brown ink and brown wash, black ink border, on cream paper mounted to card

Black ink on paper

Watercolor on off-white wove paper

Colored crayons on paper