Housing Development, Berlin-Wannsee, 1930-1931: Sketch of site plan and perspective

Black marker on paper

Graphite on paper

Graphite on paper

Ink on vellum

Colored marker on paper

Black marker on paper

Black crayon on paper

Black ink on off-white wove paper

Blue pen on ruled paper folded and adhered to sketchbook paper

Graphite on paper

Graphite and blue wash on paper

Black crayon on paper, mounted to paper