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

Graphite on paper

Graphite on paper

Graphite and colored crayons on paper

Black ink and graphite on off-white wove paper

Black marker on paper

Graphite with blue and yellow crayon on paper with torn edges

Colored marker and black pen on paper

Colored and metallic marker on paper

Dark green crayon on paper

Graphite on paper

Graphite on paper

Colored marker and black ink on paper