Prefabricated Copper Houses, 1931-1932: Building types L and L1: plans, 1:200

Black crayon on paper

Screen print and collage on cream Japanese paper

Black crayon on paper

Colored marker on paper

Blue marker on paper

Graphite on off-white wove paper

Graphite on paper and mounted

Black crayon on paper

Black ink on cream wove paper

Graphite on paper

Graphite and colored crayon on paper

Blue, orange and aqua crayon on paper