"Haus Sonnenfang" Sanatorium, Berlin, 1931: Sketch of ground floor plan

Colored marker on paper

McDonald's bag and adhesive on paper

Black crayon on paper

Paper

Black ink, charcoal, and watercolor on cream laid paper

Graphite on paper

Colored crayons on paper

Colored marker and blue pen on paper

Watercolor on paper

Graphite and colored pencil on paper

Blue ink and watercolor on lined notebook paper

Black crayon on paper