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

Black crayon on paper

Paper

Colored marker and graphite on paper

Blue marker and black pen on paper

Black crayon on paper

Black and red marker on paper

Colored marker, paper, and adhesive on paper

Watercolor and graphite, white gouache, collage element, on cream wove paper

Graphite and colored pencil on paper

Ink and applied type on paper, spatter-painted

Graphite on paper

Graphite on paper