Competition Entry for Marie-von-Boschan- Aschrott Home of the Aged, Kassel, 1929-1930: Sketch of elevation

Blue pen on Chateau Marmont notepaper, adhesive, and black marker on paper

Black crayon on paper

Blue and red crayon on paper

Black ink and watercolor on prepared white paper

Graphite on paper

Graphite on paper

Graphite on paper

Black fiber-tip ink on off-white wove paper

Graphite and watercolor on paper

Colored marker on paper

Black ink on off-white wove paper

Colored marker, sticker, and adhesive on paper