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

Graphite with blue and yellow crayon on paper and mounted

Graphite and charcoal on paper

Colored marker on paper

Graphite on paper

Graphite on paper, mounted

Paper

Graphite on off-white wove paper

Colored marker on paper

Graphite with yellow and green crayon on paper

Graphite on paper

Colored marker and adhesive label on paper

Black marker and opaque watercolor on paper