Gropius Residence, Lincoln, Massachusetts, 1938: Window details (full size)

Brown conté crayon on ivory laid paper

Graphite on buff wove paper

Black crayon on paper

Mixed media on paper

Graphite on paper

Black ink, graphite, and yellow chalk on off-white wove paper

Gold pencil on black tissue paper (two layers)

Black and colored crayons on paper

Graphite on off-white wove paper

Watercolor over graphite on off-white cardboard

Black ink on off-white wove paper

Graphite on off-white laid paper