Gropius Residence, Lincoln, Massachusetts, 1938: Roof plan, (1/4" =1'-0")

Oil on paper

Graphite on paper

Black crayon on thin brown wove paper

Black ink on off-white wove paper

Black ink on white wove paper

Watercolor and graphite on white wove paper

Graphite on paper

Pen and ink and brush on white wove paper

Black ink over graphite on brown wove paper

Graphite on off-white wove paper

Charcoal on gray laid paper

Watercolor over graphite on two pieces of white wove paper