Furnishing for Kass Country Residence, Berlin-Zehlendorf, 1932: Sofa: perspective sketch

Charcoal on off-white wove paper

Graphite on off-white laid paper

Colored crayons on paper

Black marker, blue ink, and red ink on paper

Graphite on paper

Charcoal on paper

Graphite on paper

Colored marker on paper

Ink on paper

Graphite on paper

Watercolor and graphite on off-white wove paper mounted to off-white card

Black crayon on paper