Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Perspective from corner of southwest terrace toward corner pavilion showing concealment of neighbor's garage

Graphite on off-white wove paper

Graphite on cream laid paper

Blue ballpoint pen and watercolor and gouache on paper

Sepia ink and acrylic varnish on off-white wove paper mounted on aluminum

Charcoal on brown wove paper

Watercolor

Black crayon on heavy buff wove paper

Graphite on off-white wove paper

Handmade dyed paper, watercolor and thread collage

Watercolor and white gouache over graphite on off-white wove paper

Graphite on off-white wove paper

Watercolor on off-white wove paper