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

Watercolor and graphite on white wove paper

Graphite on thin off-white wove paper

Graphite, graphite wash , and staples on layered translucent vellum paper

Charcoal on off-white laid paper

Charcoal, oil stick, acrylic, and Liquid Paper on white wove paper

Watercolor on cream wove paper

Black ink and graphite on darkened off-white wove paper

Black and white chalk and charcoal on blue laid paper

Watercolor and graphite on off-white wove paper

Incised line and Aquarelle on white wove paper

Graphite on off-white wove paper

Graphite on paper