Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Flower box with trellis: plan, elevation, and sections

Graphite and watercolor on cream laid paper

Graphite on thin off-white wove paper

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

Graphite and colored pencil on cream wove paper

Graphite on off-white wove paper

Black ink and yellow chalk on off-white wove paper

Watercolor, masking tape and graphite on off-white wove paper

Graphite on off-white wove paper (recto and verso)

Incised line and Aquarelle on white wove paper

Graphite on paper

Charcoal and white chalk on green paper with collage of charcoal and white chalk on rust and blue papers

Red ink (printed and drawn) and graphite on Kraft paper