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

Black marker on paper

Black crayon on paper

Green crayon on paper

Colored marker on paper

Black and brown ink with graphite and red chalk on cream antique laid paper, incised, framing lines in red chalk, laid down on a decorated mount

Black ink and gray wash over graphite on tracing paper mounted on white laid paper

Watercolor and graphite on cream wove paper

Brown ink, gray and brown wash, and white gouache over graphite on tan antique laid paper

Watercolor, black chalk, and graphite on cream wove paper

Brown wash on ivory wove paper

Graphite on paper