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

Colored marker on paper

Graphite on paper

Black crayon on paper

Graphite on paper

Black and colored crayons on off-white laid paper

Black and red marker on paper

Black crayon on paper

Colored crayon on Fabriano

Colored marker and black pen on paper

Colored crayons on paper

Watercolor and graphite on off-white wove paper mounted to off-white card

Graphite on paper