Untitled (bleed-through of previous page, left page); Untitled (sketch for Kunstmuseum Celle, right page)

Colored marker on paper

Blue and black marker on paper

Colored marker on paper

Black marker on paper

Blue and black marker on paper

Colored marker on paper

Colored marker, black ink, and opaque watercolor on paper

Ink on postcard

Colored marker on paper

Colored marker on paper

Printed ink on paper and adhesive on sketchbook paper

Black marker on paper