Apartment House for Interbau Exhibition, Berlin-Hansaviertel, 1955-1957: Typical floor plan and roof plan, 1:100

Graphite on off-white wove paper

Graphite on paper

Metallic paint, black ink and watercolor over graphite on heavy off-white wove paper; verso: graphite

Black ink and gray wash on tan wove paper

Graphite on paper

Charcoal on off-white laid paper

Sketchbook with cardboard covers and spiral wire binding

Black, blue and purple crayon on paper

Graphite on paper

Graphite on off-white wove paper

Black ink on off-white wove paper

Charcoal on cream laid paper