Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Connector enclosures, ground and first floors: details (1/2" = 1'0")

Graphite on paper

Graphite on paper

Watercolor on blue laid paper

Watercolor, gouache, crayon and black ink on three sheets of cream wove paper attached with masking tape

Black ink on off-white wove paper

Charcoal on gray wove paper

Black printing ink(?), graphite(?), oil pastel(?) and solvent (oil wash) on off-white wove paper (recto and verso)

Black ink on off-white paper

Graphite on paper

Graphite on paper

Black ink with white gouache on gray wove paper

Oil over graphite on cream wove paper