Bahner Residence, Berlin, Klein-Machnow, 1933: Doghouse: elevations, 1:10

Colored marker and blue pen on paper

Black ink on paper

Black and red marker on paper

Gouache on card, collaged on card

Graphite and colored crayon on paper

Black and red marker on paper

Graphite on paper

Black crayon on paper

Graphite on off-white wove paper

Graphite on white wove paper

Graphite on paper

Colored marker on paper