Apartment House for Interbau Exhibition, Berlin-Hansaviertel, 1955-1957: South elevation, 1:100

Graphite on white wove paper

Black ink on off-white wove paper

Black ink over graphite on thin tracing paper mounted to off-white cardboard

Brown wash over graphite on cream wove paper

Graphite on paper

Watercolor over graphite on illustration board, waxed

Colored crayons on paper

Black ink on white wove paper

Black ink on off-white wove paper

Black and purple crayon on paper

Graphite on paper

Graphite on cream wove paper