Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Elevator cab: plan and elevations (1 1/2" = 1'-0")

Black ink on off-white wove paper

Oilstick on white wove paper

Black ink, charcoal, watercolor, and watercolor pencil on beige laid paper, edges taped

Watercolor over graphite on off-white wove paper

Black ink on off-white tracing paper

Metalpoint and gold leaf on white wove paper prepared with white acrylic gesso

Graphite on off-white wove paper

Black ink on cream wove paper

Colored crayons on paper

Beeswax, graphite, detritus and debris on wove paper

Charcoal and colored chalks on a ground of rubbed charcoal heavily modeled by erasures, on off-white wove paper, mounted on Kraft paper and wrapped around a strainer

Charcoal on cream laid paper