Apartment House for Interbau Exhibition, Berlin-Hansaviertel, 1955-1957: South elevation, 1:100

Charcoal on cream laid paper

Graphite on green tracing paper (recto and verso)

Graphite on off-white laid paper

Black ink on off-white wove paper

Graphite on off-white wove paper

Black ink on off-white wove paper

Copperpoint, fire, smoke, wax, on prepared paper

Graphite on paper

Black ink, reddish-brown watercolor, and turquoise crayon on dark cream wove paper, darkened

Oil pastel(?) on cream wove paper

Graphite and charcoal on paper

Crayon on paper