Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Curved glass screen: plan, section, elevation, and detail (1 1/2" = 1'-0" )

Graphite on paper

Graphite on paper

Watercolor and white gouache over graphite and blue crayon on buff laid paper

Watercolor over graphite on white wove paper

Black ink on tan wove paper

Watercolor over graphite on off-white wove paper

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

Gray wash on buff board

Colored pencil on brown wove paper

Gray wash over graphite on thin cream wove paper, mounted to heavy cardboard

Graphite on cream wove paper

Graphite on cream wove paper