Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Door frames: details (full size)

Graphite on paper

Sketchbook with blue- and black-fabric-covered cardboard covers

Watercolor and white gouache on off-white wove paper

Graphite on paper

Black ink over graphite on off-white wove paper

Black ink on white Saunders watercolor board

Graphite on blue wove paper

Watercolor and gouache on white wove paper

Colored crayons on paper

Gouache over graphite on off-white wove paper

Watercolor and white gouache over graphite on buff laid paper

Conté crayon on white wove paper