Competition Entry for "Growing House" for "Sun, Air, and House for All" Exhibition, Berlin, 1932: Ground floor plan and perspective sketches

Black crayon on paper

Graphite on paper; colored crayon on paper

Graphite on paper

Graphite on cream wove paper

Black marker on paper

Black marker on paper

Charcoal on off-white wove paper

Colored crayons on paper

Black crayon on paper

Graphite with blue, yellow and brown crayon on paper

Black crayon on paper

Graphite and colored pencil on paper