Prefabricated Copper Houses, 1931-1932: Building types M1 and M2: elevations showing three different possibilities for the roofing of a veranda, 1:50

Charcoal on paper

Ink on paper

Colored marker on paper

Black marker on paper

Colored marker on paper

Colored crayon on paper

Paper

Graphite on paper

Graphite on paper

Ink and applied type on paper

Graphite on paper

Graphite on paper