Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Projection room details (full size)

Graphite on off-white tracing paper

Black ink on off-white wove paper

Crayon over graphite on ivory laid paper

Watercolor and graphite on translucent vellum paper, partly incised (?)

Black ink and blue-gray watercolor on cream wove paper (recto and verso)

Black and red crayon on thin off-white wove paper

Ink on slide film, hand colored

Ink and brown pencil on white wove paper

Graphite on off-white wove paper

Black ink on tan Japanese paper

Graphite and incised lines on white wove paper

Graphite on paper