Apartment House for Interbau Exhibition, Berlin-Hansaviertel, 1955-1957: Site plan, 1:200

Watercolor and graphite on heavy cream wove paper

Black ink on off-white wove paper

Mixed media on paper

Black ink and charcoal on cream laid paper

Black and grey wash on prepared white wove paper

Charcoal on modern laid paper

Graphite on paper

Carbon ink from carbon paper, typed, on cream wove paper

Graphite on translucent vellum paper

Colored crayons ; black and yellow crayons on paper

Ink, colored crayon, gouache, and graphite traces on off-white laid paper

Spiral-bound sketchbook with cardboard covers; twenty pages of off-white wove paper