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

Ink and watercolor on paper

Black fiber-tip ink, ballpoint ink, and colored crayon on off-white wove paper

Colored marker on paper

Graphite on paper

Colored marker and black pen on paper

Black crayon on paper

Graphite and colored pencil on paper

Folded white paper

Black and brown crayon on paper

Olive, gray and orange crayon on paper

Black and red marker on paper

Ink on tan wove paper