Prefabricated Copper Houses, 1931-1932: Building type M3: plans, 1:50

Black ink on off-white wove paper

Black ink on paper

Black crayon on paper

Colored crayons on paper

Black pen on paper

Black marker on paper

Graphite on off-white paper

Graphite on cream wove paper

Blue marker and black ink on paper

Graphite with pink and blue crayon ; graphite with yellow crayon on paper

Collage of cut printed paper, metal foil, cellophane, wax paper, opaque watercolor and oil paint on wove paper

Black crayon on paper