Apartment House for Interbau Exhibition, Berlin-Hansaviertel, 1955-1957: Door schedule, 1:50

Graphite and ink on paper

Graphite on brown wove paper

Colored pencil, graphite, opaque correcting fluid and photocopy on white wove paper

Graphite on cream wove paper

Watercolor and graphite on white wove paper

Crayon(?), gouache(?), and watercolor on cream wove paper

Black ink and crayon on cream wove paper

Graphite on paper

Black ink on off-white wove paper

Graphite on paper

Black ink on off-white wove paper (recto and verso)

Watercolor and gouache over graphite on off-white wove paper