Untitled (notes, left page); Untitled (sketch for Kunstmuseum Celle, right page)

Blue and black marker on paper

Colored marker and graphite on paper

Colored marker and black ink on paper

Black and blue marker on paper

Red and black marker on paper

Watercolor on paper

Red and black marker on paper

Black and blue marker on paper

Colored marker and black ink on paper

Colored marker and black ink on paper

Mixed media

Colored marker on paper