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

Colored pencil and charcoal on cream laid paper

Fiber-tipped ink on discolored off-white wove paper

Oil on composite board

Black ink on cream wove paper

Crayon on paper

Watercolor and graphite on card stock

Watercolor, black ink, and white gouache on off-white wove paper

Graphite on cream wove paper

Turpentine wash with oil on cream laid paper

Graphite on buff wove paper

Graphite on darkened off-white wove paper

Black ink and graphite on off-white wove paper; verso: black ink