Bahner Residence, Berlin, Klein-Machnow, 1933: Iron doors: details, 1:10

Colored marker on paper

Graphite on paper

Graphite on paper

Graphite and watercolor on paper

Graphite on paper

Watercolor on paper

Black crayon on paper

Opaque watercolor and graphite on paper

Black crayon on paper

Ink on paper

Colored marker and black pen on paper

Colored marker and blue pen on paper