"Haus Sonnenfang" Sanatorium, Berlin, 1931: Sketches of perspectives and ground floor plan

Graphite on paper

Colored crayons on paper

Black marker on paper

Mixed media

B/w photocopy, colored marker, opaque watercolor. and adhesive on paper

Colored marker on paper

Graphite on paper, mounted

Black crayon on paper

Black marker on paper

Graphite on paper

Colored marker on paper

Paper