Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Interior details of study #117 (1/2 = 1'-0")

Graphite on off-white wove paper

Graphite on off-white wove paper

Graphite and white gouache on tan wove paper

Graphite on heavy weight, white card stock (Strathmore Bristol board)

Black ink and gray and brown wash on off-white wove paper

Watercolor over graphite on heavy cream wove paper (recto and verso)

Graphite on paper

Graphite on off-white wove paper mounted on cardboard

Watercolor on off-white wove paper

Graphite on paper

Charcoal on off-white laid paper

Pen and ink on paper.