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

Black ink and graphite on ivory laid paper

Black ink on off-white paper

Black ink and charcoal on cream laid paper

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

Graphite on paper

Graphite on pale blue wove paper

Graphite on paper

Watercolor on off-white wove paper

Black crayon on paper

Black ink on heavy brown wove paper

graphite on brown paper

Charcoal on off-white laid paper