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

Charcoal and graphite on paper

Graphite on paper

Graphite on paper

Black crayon on paper

Colored marker on paper

Graphite on off-white wove paper

Graphite on off-white wove paper

Colored crayons on paper

Graphite on paper

Black and red marker on paper

Graphite on paper

Graphite on paper