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

Black ink over traces of graphite on cream wove paper

Gouache and ink over print of drawing on paper

Black marker on paper

Colored marker on paper

Black ink on off-white laid paper

Blue and green marker on paper

Graphite on paper

Graphite on paper

Blue pen on paper

Colored crayon on paper

Graphite and blue crayon on paper

Color photocopy and adhesive on paper