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 on off-white wove paper

Black ink on thick off-white wove card

Black ink and graphite on thin buff wove paper

Graphite on off-white wove paper

Graphite on paper

Ink on paper

Graphite on cream wove paper

Black ink and charcoal on cream laid paper

Graphite on paper

Graphite on off-white laid paper

Black ink on off-white wove paper