Untitled (blank, left page); Untitled (exhibition layout for Duisburg Kunsthalle, right page)

Ink on paper

Graphite with blue and yellow crayon on paper

Black chalk on blue antique laid paper turned to brown, framing lines in red ink

Colored crayons on paper

Graphite, black crayon, and white chalk on blue-gray laid paper

Charcoal on paper

Black and colored crayon on off-white wove paper mounted to cream wove paper

Blue marker and black pen on paper

Brown ink over red chalk on off-white antique laid paper

Black ink on frosted mylar

Red marker and blue ink on paper

Black marker on paper and adhesive on paper