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

Colored marker on paper

Black marker and black pen on paper

Graphite on paper

Watercolor on paper

Graphite on paper

Black ink on off-white modern laid paper

Colored marker on paper

Gouache and collage elements on wallpaper

Charcoal on off-white wove paper

Light brown paper, black crayon, and adhesive on sketchbook paper

Graphite on paper

Blue crayon on paper