Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Design for sandblasting glazed partition, first floor: elevations (1/2" = 1'-0" and full size)

Black crayon and ink on paper

Graphite on off-white wove paper

Graphite on paper

Black ink and graphite on translucent vellum paper

Black ink on off-white wove paper

Graphite and blue crayon on paper

Graphite on off-white laid paper

Graphite on off-white wove paper mounted to off-white cardboard

Charcoal and graphite on off-white laid paper

Opaque watercolor over graphite on off-white wove paper

Graphite on paper

Black ink and gray wash on tan wove paper