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

Black marker on paper

Red and black marker on paper

Colored felt-tipped pen and black marker on paper

Colored marker on paper

Colored marker on paper

Paper

Colored marker on paper

Mixed media

Black and blue marker on paper

Black marker on paper

Colored marker and opaque watercolor on paper

Paper