Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Revised trellis, paved terrace: plan, elevation, and section (1 1/2" = 1'-0" and full size )

Watercolor over graphite on off-white wove paper

Graphite and red and white pastel on blue laid paper

Graphite on dark cream wove paper, darkened

Graphite on paper

Brown wash and white gouache over graphite on cream wove paper

Graphite on off-white wove paper

Ink and gouache on paper

Red and black chalk, watercolor and gouache on off-white wove paper

Graphite and gesso on paper

Graphite on off-white wove paper

Colored crayons on paper

Red chalk on illustration board