Untitled (storehouse in Barntrup, left page); Untitled (portrait of artist's brother [Reinhold], right page)

Colored marker on paper

Graphite on paper

Colored marker on paper

Graphite and colored pencil on paper

Colored marker on paper

Graphite and colored crayon on paper

Black and red marker, blue ink, color photographs, and adhesive on paper

Graphite on paper

Graphite on off-white wove paper

Black crayon on off-white wove paper

Graphite on cream wove paper

Black marker on paper