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

Graphite on paper

Black and red marker on paper

Black marker on paper

Black marker on paper

Colored marker, opaque watercolor, paper, blue pen, and adhesive on paper

Graphite on paper

Colored marker on paper

Graphite and transparent watercolor on cream wove paper

Black crayon on paper

Colored and metallic marker on paper

Black crayon on paper

Black marker on paper