Housing Development, Berlin-Wannsee, 1930-1931: Sketch of ground floor plan

Watercolor on paper

Graphite and blue crayon on paper

Colored marker on paper

Ink on paper

Black marker on paper

Watercolor on white ruled wove paper

Colored crayons ; graphite with yellow and purple crayon on paper

Black crayon on verso of letter

Black crayon on paper

Graphite on paper

Graphite and blue crayon on paper

Graphite on paper