Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Plans (reflected) showing bathroom grilles (1/2" = 1'-0")

Graphite on off-white wove paper

Black ink on off-white wove paper

Graphite on paper

Black crayon and ink on paper

Black ink with inclusions on off-white wove paper

Graphite on paper

Transparent and opaque watercolor and graphite on white wove paper

Black ink on off-white rice paper

Graphite on paper

Metalpoint on white paperboard prepared with white gesso

Charcoal on paper

Graphite on off-white wove paper