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

Colored and metallic marker and blue and black ink on paper

Black paper

Colored marker and black ink on paper

Black marker on paper

Colored marker and black ink on paper

Mixed media

Paper

Colored marker and red felt-tipped pen on paper

Colored marker and blue ink on paper

Colored marker and black ink on paper

Colored marker on paper

Paper