Prefabricated Copper Houses, 1931-1932: Building type S: wall framing details 1:10

Graphite on paper

Chalks, paint, gouache, ink, wash, and graphite on paper

Colored marker on paper

Colored pencil on cream wove paper

Graphite and watercolor on paper

Graphite on paper

Black crayon on paper

Black and brown crayon on paper

Black and red marker on paper

Aqua, black and red crayon on paper

Orange marker on paper

Black marker on paper