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

Black ink on off-white wove paper

Watercolor over graphite on off-white wove paper

Graphite and transparent watercolor on white wove paper

Watercolor over graphite on off-white wove paper

Crayon on paper

Collage of yarns with opaque matte paint on wove paper

Graphite on paper

Black ink on off-white wove paper

Graphite on paper

Graphite and gouache on wove paper

Black ink and graphite on tracing paper with acetate overlays

Watercolor on off-white wove paper