Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Chest and seat - room #108: plan, elevation, section, and details (3" = 1'-0" and full size)

Graphite on off-white wove paper

Black crayon and ink ; black crayon on paper

Black ink and graphite on off-white wove paper

Watercolor, masking tape and graphite on off-white wove paper

Sketchbook with cream paper-covered cardboard covers

Charcoal on blue laid paper

Graphite, ink, and blue and brown wash ; graphite on paper

Graphite on off-white wove paper

Watercolor over graphite on off-white wove paper

Watercolor over graphite on cream laid paper

Graphite on paper

Graphite on off-white wove paper