Prefabricated Copper Houses, 1931-1932: Building type K: plans and perspective sketches

Colored marker on paper

Graphite on paper

Red and orange marker on paper

Graphite with colored crayons on paper

Graphite on paper

Colored crayon on paper

Graphite on paper

Colored marker on paper

Colored and metallic marker on paper

Ink and applied type on paper

Black crayon on paper

Black and blue marker on paper