Prefabricated Copper Houses, 1931-1932: Building types S, S1: door elevations and sections, 1:10

Charcoal on cream laid paper

Blue and black marker on paper and translucent film

Graphite and watercolor on paper

Colored marker on paper

Colored marker on paper

Paper

Graphite and colored pencils on paper

Graphite on paper

Graphite on paper

Black ink and watercolor on prepared white paper

Colored marker on paper

Colored marker and black pen on paper