Furnishing for Kass Country Residence, Berlin-Zehlendorf, 1932: Chair: sketches

Blurring on 2 pages of Life Magazine from March 13, 1964 (Vol. 56, No. 11)

Charcoal, chalk, oil on paper

Black crayon on paper

Gray crayon on paper

Black crayon on paper

Colored crayons on paper and mounted

Graphite on paper

Sticker on paper

Black crayon on paper

Graphite and ink on paper

Colored marker and black pen on paper

Graphite on paper