Prefabricated Copper Houses, 1931-1932: Building types S1: west elevation, 1:20

Black marker and ink, and opaque watercolor on paper

Colored marker on paper

Colored crayons ; graphite and colored crayons on paper

Colored marker on paper

Flower stains and traces on paper

Black marker on paper

Graphite on paper

Graphite on paper

Graphite and black crayon on paper

Purple, brown, and orange crayon on paper

Mixed media

Black, blue, and yellow crayon on paper