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

Graphite on cream wove paper

Graphite on paper

Black and colored crayons on paper

Graphite on paper

Black crayon on paper

Black crayon on tan wove paper

Boarding passes, adhesive, and blue marker on paper

Colored marker on paper

Colored crayons on paper and mounted

Black and red marker and black pen on paper

Graphite on paper

Black lithographic crayon and gouache on off-white wove paper