Prefabricated Copper Houses, 1931-1932: Building type M2: plans

Ink and ballpoint pen on gelatin silver print

Red and blue pen on paper

Colored marker and black ink on paper

Colored marker on paper

Graphite, and transparent and opaque watercolor on white wove paper

Graphite and green crayon on paper

Graphite on paper

Graphite on paper

Paper

Black crayon on paper

Colored marker and black pen on paper

Colored crayons on paper