Competition Entry for Marie-von-Boschan- Aschrott Home of the Aged, Kassel, 1929-1930: Sketches of partial elevation and perspective

Black marker and tape on paper

Black crayon on paper

Graphite on paper

Colored crayon and graphite on paper

Colored and metallic marker on paper

Silverpoint on white wove paper

Graphite on paper

Graphite on paper

Graphite on paper

Graphite and blue crayon on paper

Colored marker on paper

Graphite on paper