Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Casework revisions - rooms #220 and #216: plan, section, and elevation (1/2", 3/4", 1 1/2" and 6" = 1'-0")

Graphite on off-white wove paper

Black ink and graphite on cream board

Crayon on paper

Watercolor on thin off-white wove paper

Watercolor on off-white wove paper mounted to off-white card

Black ink, black crayon and white gouache on off-white laid paper

Graphite on blue-flecked cream laid paper

Black ink and graphite on off-white wove paper

Charcoal, red and white chalk on gray laid paper

Graphite on off-white wove paper

Black ink on tan wove paper

Black ink and colored and black chalk on off-white wove paper