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

Watercolor and graphite on cream wove paper

Charcoal on blue laid paper

Black ink on off-white wove paper

Black ink and watercolor on ivory wove paper

Black chalk on tan wove paper

Watercolor and graphite on paper

Graphite on cream laid paper

Graphite on off-white wove paper

Watercolor and graphite on off-white wove paper

Charcoal on off-white laid paper

Watercolor over graphite on off-white wove paper, mounted to off-white card

Black ink on lithographed lines on off-white wove paper