Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Typical and miscellaneous head details (full size and 3" = 1'-0")

Black ink over graphite on thin tracing paper mounted to off-white cardboard

Graphite on off-white wove paper

Watercolor and brown ink over graphite on off-white wove paper

Charcoal on off-white laid paper

Black ink, black crayon, and graphite on off-white cardboard

Colored crayons on paper

Watercolor and white gouache over graphite on buff laid paper

Black crayon and black ink on cream wove paper

Graphite on paper

Watercolor and white gouache over black chalk on ivory wove paper

Watercolor and white gouache over graphite on off-white wove paper

Watercolor on off-white wove paper