Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Ground floor plan and sections (1/4" = 1'-0")

Black ink on cream laid paper

Graphite and brown ink on off-white card

Graphite on darkened off-white wove paper

Black and colored crayon on off-white wove paper

Watercolor and graphite on white wove paper

Ink, colored crayon? on cream-colored paper

Graphite on off-white wove paper

Black crayon on envelope

Charcoal on cream laid paper

Watercolor over graphite on off-white illustration board

Black ink on frosted mylar

Crayon and graphite on paper