Research Project on Economical Apartment Design, 1930: IIIb: plans, elevations, and section

Blue crayon on paper

Colored marker on paper

Colored marker on paper

Black crayon on paper

Black marker on paper

Colored marker on paper

Black marker on paper

Colored marker, beer lables, and adhesive on paper

Colored marker on paper

Colored marker on paper

Graphite and yellow ochre crayon on paper

Black and red marker on paper