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

Graphite on paper

Colored marker on paper

Graphite on paper

Watercolor, over graphite, and ink on gray wove paper

Gouache and collage element on wallpaper

Black ink and watercolor on off-white wove paper

Black and colored crayons on paper

Graphite on paper

Black crayon on paper

Red ink and red marker on paper

Paper

Black crayon on paper