Prefabricated Copper Houses, 1931-1932: Ground floor plan, 1:50

Graphite on paper

Black, pink and dark blue crayon ; black, yellow, and blue crayon on paper

Graphite on paper

Black marker on paper

Black crayon on paper

Black crayon on paper

Blue crayon on paper

Graphite on paper

Colored marker on paper

Graphite on paper

Graphite on cream wove paper

Graphite and colored crayons on off-white laid paper