Housing Development, Berlin-Wannsee, 1930-1931: Seventh floor plan, 1:200

Charcoal and colored chalks on off-white wove paper; verso: graphite

Graphite on paper

Sticker on paper

Colored crayons on paper

Graphite on paper

Black crayon on paper and mounted

Black and red marker and black pen on paper

Graphite and colored crayon on paper

Watercolor on paper

Ink on vellum

Black marker on paper

Gouache and collage elements on paper