Untitled (bleed-through of previous page, left page); Untitled (designs for "Zero Raum," right page)

Colored marker on paper

Black chalk over red chalk on darkened off-white wove paper

Watercolor and black ink over traces of graphite on off-white antique laid paper, adhered to cream antique laid paper

Black marker on paper

Pastel on buff wove paper

Black crayon on paper

Graphite on off-white laid paper

Graphite and ink on paper

Brown ink and brown wash over traces of black chalk on off-white wove paper

Colored marker on paper

Colored marker and blue pen on paper

Charcoal on blue laid paper