Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Interior details of rooms #114 and #115: plan, elevations, and details (1/2", 1 1/2" and 6" = 1'-0")

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

Black, orange and purple crayon on paper

Black chalk and charcoal on off-white laid paper

Graphite on paper

Black ink and watercolor on ivory wove paper

Black ink, charcoal, watercolor, and watercolor pencil on beige laid paper, edges taped

Graphite on blue-gray laid paper

Black ink, black crayon and white gouache on off-white laid paper

Graphite and charcoal on off-white wove paper

Ink sketches on commercially lined paper

Graphite on off-white Japanese paper

Graphite on off-white wove paper