Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Terraces G and C: plans and elevations (1/4" , 1/2" = 1'-0" and full size)

Black chalk on cream laid paper

Graphite on off-white wove paper

Black ink on off-white (handmade?) wove paper

Pink and black ink, gray wash, and white gouache on off-white wove paper

Graphite on off-white wove paper

Watercolor over graphite on off-white wove paper

Watercolor and graphite on buff wove paper

Graphite on off-white wove paper

Watercolor on white wove paper

Graphite on paper

Black ink, graphite, and yellow chalk on off-white wove paper

Tempera on purple construction paper