Prefabricated Copper Houses, 1931-1932: Building types S and S1: section, 1:20

Graphite on paper

Colored marker on paper

Colored marker on paper

Graphite on paper

Graphite on paper

Graphite and typewritten text on paper

Silverpoint on white wove paper

Colored crayons on paper

Graphite and colored pencils on paper

Black marker on paper

Brown marker on paper

Graphite and colored crayons on paper