Apartment House for Interbau Exhibition, Berlin-Hansaviertel, 1955-1957: Interior elevation

Cast paper

Graphite on paper

Graphite on cream wove paper

Graphite on paper

Graphite and conté crayon with erasure and stumping on cream wove paper

Black ink, graphite, and yellow chalk on off-white wove paper

Black ink and charcoal on cream laid paper

Graphite on tan wove paper

Graphite on off-white wove paper

Charcoal on cream laid paper

Colored crayons on paper

Crayon on paper