Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Interior elevations (1/4" = 1'-0")

Black ink and watercolor pencil on beige wove paper

Graphite on paper

Graphite on paper

Graphite on cream wove paper

Black ink on dark blue wove paper

Watercolor over graphite on heavy off-white wove paper

Black ink over graphite on cream laid paper

Graphite on off-white wove paper

Graphite and yellow crayon on paper

Watercolor on ruled off-white wove paper

Graphite on off-white wove paper

Watercolor over graphite on off-white cardboard