Prefabricated Copper Houses, 1931-1932: Building type K0: basement and ground floor plans, 1:50

Graphite and aqua crayon on paper

Colored marker and red ink on paper

Graphite on paper

Black marker on paper

Ink and colored crayons on paper

Graphite on paper, mounted

Blue crayon on paper

Watercolor on paper

Black marker on paper

Colored marker and blue pen on paper

Black marker on paper

Black and purple crayon on paper