Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Terrace layout - terrazzo: plan (3/8" = 1'-0")

Pastel on brown wove paper

Graphite on off-white wove paper

Colored chalks

Red, black, brown and white conté crayon on gray wove paper

Graphite on darkened off-white wove paper

Watercolor over graphite on off-white wove paper

Red conte crayon on cream wove paper

Graphite and brown crayon on off-white wove paper

Black ink and gray wash on cream laid paper

Acrylic on off-white wove paper

Graphite on off-white wove paper

Black ink and gray wash on ivory paper laid down on white board