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

Charcoal on cream modern laid paper

Black chalk and brown wash on parchment, framing line in black chalk

Graphite on paper

Colored marker and black pen on paper

Charcoal on cream laid paper

Graphite on paper

Watercolor and black ink on off-white wove paper

Graphite on paper

Colored and metallic marker on paper

Brown ink and brown wash over graphite on cream antique laid paper

Watercolor and graphite on paper

Black ink and charcoal on cream laid paper