Ford Residence, Lincoln, Massachusetts, 1938-1939: Stair detail sections (3/4" = 1'-0")

Watercolor over graphite on off-white wove paper; verso: graphite

Graphite on off-white wove paper

Beeswax, graphite, detritus and debris on wove paper

Graphite on paper

Watercolor over graphite on white wove paper

Black ink over graphite on off-white wove paper

Charcoal, graphite, incision and gray acrylic paint on museum board

Black ink and white gouache on white modern laid paper

Graphite on off-white wove paper

Watercolor and graphite on white wove paper

Sketchbook with cardboard back cover, paper front cover, and spiral wire binding

Black paint on cream laid paper