Prefabricated Copper Houses, 1931-1932: Building type M1: elevations, 1:50

Graphite and red pencil on paper

Brown ink on cream paper

Graphite on paper

Ink on paper

Black marker on paper

Black ink on verso of letter

Black crayon on paper

Blue pen on sheet of note paper, staples, and blue pen and colored marker on paper

Colored marker on paper

Black marker and opaque watercolor on paper

Graphite on paper

Mixed media