Bahner Residence, Berlin, Klein-Machnow, 1933: Stairway: plan, elevation, details, 1:10, 1:1

Graphite on cream wove paper

Black, yellow and blue crayon on paper

Black and red marker and black pen on paper

Graphite on paper

Crayon on paper, adhesive, and black pen on paper

Colored and metallic marker on paper

black ink, gouache, silver- and gold-colored paints, graphite, on cardboard, varnished

Graphite on paper

Black and colored crayons on paper

Watercolor on paper

Graphite and ink ; graphite on paper

Black and orange marker on paper