Untitled (animal eating, left page); Untitled (sketches of artist's uncle [Walter Pietschmann], right page)

Graphite and colored crayon on paper

Blue marker on translucent film and paper

Graphite and colored pencil on paper

Black, blue, red, and ochre chalk on buff modern laid paper

Black marker on paper

Graphite on off-white wove paper

B/w photocopies and adhesive on sketchbook paper

Graphite on paper

Black crayon on off-white wove paper

Graphite on paper

Colored marker on paper

Colored marker on paper