Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Interior casework details, study - room #117: elevations, isometric, and sections (1 1/2" and 6" = 1'-0")

Pink and black ink, gray wash, and white gouache on off-white wove paper

Watercolor and graphite on off-white wove paper

Watercolor over graphite on buff laid paper

Graphite, yellow and black crayon, charcoal, blue-gray wash on off-white wove ppr

Graphite on translucent wove paper

Graphite on paper

Charcoal on cream wove paper

Black ink and watercolor pencil on white wove paper

Graphite on off-white wove paper

Graphite on paper

Crayon on paper

Charcoal on cream laid paper