Prefabricated Copper Houses, 1931-1932: Building types S and S1: details of roof and drainage systems, 1:10

Graphite on paper

Black crayon on off-white wove paper

Black chalk on faded blue laid paper

Black crayon on off-white wove paper

Black crayon on paper

Graphite on paper

Graphite and watercolor on paper

Graphite on paper

Graphite on paper

Ink and applied type on paper

Colored marker on paper

Black crayon on paper