Untitled (blank, left page); Untitled (bridge at Nymphenburg Palace, Munich, right page)

Graphite on paper

Watercolor on paper

Black crayon on paper

Blue marker on paper

Colored marker and graphite on paper

Black marker on paper

Gray and red marker on paper

Black crayon on paper

Black marker on paper and adhesive on paper

Black marker and black pen on paper

Black marker, color photographs, and adhesive on paper

Black and red marker on paper