Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Revision of wall between pool and recreation room: elevation, sections and details (1/2" , 1 1/2" , and 3" =1"-0" )

Black ink, watercolor, and charcoal on cream wove paper

Black chalk, charcoal, and graphite on off-white laid paper

Graphite on paper

Black ink on off-white wove paper

Pen and ink on paper.

Graphite and blue crayon on paper

Black ink, charcoal, and colored pencil on cream laid paper

Charcoal and purple and white chalk on brown wove paper

Black ink, gray and white gouache, and scratchwork on cream wove paper; verso: turquoise ink

Graphite on off-white wove paper

Watercolor, white gouache and gold paint over graphite on heavy cream wove paper

Black ink on off-white card