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

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

Watercolor on off-white wove paper

Graphite on off-white tracing paper

Charcoal on cream laid paper

Graphite sketch on brown paper

Graphite on heavy cream wove paper

Graphite on cream laid paper

Graphite on paper

Graphite on paper

Black ink on white tracing paper

Graphite on off-white wove paper

Watercolor on off-white wove paper