Research Project on Economical Apartment Design, 1930: Building type IIb: ground floor plan, 1:50

Colored crayons on paper and mounted

Graphite on cream wove paper

Collage: white masking tape, clear pressure-sensitive tape, and graphite on off-white wove paper

Colored crayons on paper

Colored marker on paper

Graphite on verso of letter

Graphite and red pencil on paper

Black crayon on paper

Black crayon on paper

Black marker on paper

Black crayon on paper

Black and metallic marker and black pen on paper