Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Door frames in concrete walls: sections and elevation (3/8" =1'-0" and full size)

Colored pencil on brown wove paper

Silk collage with acrylic paint and graphite mounted to cream wove paper

Charcoal on cream wove paper

Graphite on buff wove paper

Graphite on paper

Gray wash on off-white paper mounted on light card

Crayon on paper

Brown and black chalk and brown ink on cream laid paper; verso: brown chalk

Graphite on blue paper

Ink on slide film, hand colored

Charcoal on off-white laid paper

Black ink, graphite, and yellow chalk on off-white wove paper; verso: black ink