Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Pipe sleeve and footing, dining terrace: sections (3" = 1'-0")

Ink on paper

Colored crayon on brown wove paper

Black ink and white gouache over graphite on off-white wove paper

Mixed media on paper

Oil crayon, colored pencil and graphite on paper

Graphite and white chalk on blue laid paper

Graphite on paper

Charcoal on off-white laid paper

Beeswax, graphite, detritus and debris on wove paper

Sumi ink on handmade paper, mounted on board

Graphite on off-white wove paper

Watercolor and graphite, with touches of white gouache, on cream wove paper