Ford Residence, Lincoln, Massachusetts, 1938-1939: Proposed retaining walls: plan, perspective, and section ( 1/4" = 1'-0")

Graphite on paper

Graphite, black ink, and blue ball-point ink on off-white wove graph paper

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Graphite on off-white wove paper

Black ink on white wove paper

Graphite on paper

Watercolor and white gouache over graphite on heavy off-white wove paper

Graphite on off-white wove paper