Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Pergola details: sections (3/4" = 1'-0")

Black crayon on paper and mounted

Graphite on paper

Casein(?) on cream wove paper

Ink on paper

Graphite and blue crayon on off-white wove paper

Ink on paper

Graphite on buff wove paper

Watercolor and graphite on white wove paper

Graphite on paper

Black ink on off-white wove paper

Watercolor over graphite on off-white wove paper

Charcoal on buff wove paper