Prefabricated Copper Houses, 1931-1932: Building types S, S1: window details, 1:10

Graphite and watercolor on white wove paper

Blue and brown crayon on paper

Black crayon on paper

Graphite and brown crayon on paper

Colored marker on paper

Black crayon on paper

Black crayon on paper

Colored crayon on paper

Black marker on paper

Black marker on paper

Colored marker on paper

Graphite on paper