Untitled (blank, left page); Untitled (notes with "Rasterbild" sketches, right page)

Black crayon on paper

Graphite on paper

Gray marker on paper

Colored marker on paper

Graphite and colored chalk on paper

Colored marker on paper

Graphite on off-white wove paper mounted to cream wove paper

Graphite on paper

Black crayon on paper

Green and brown crayon on paper

Black and red inks and applied type on paper

Graphite on paper