Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Plan section of wall and axonometric of bar spit anchor (6" = 1'-0" and full size)

Graphite on paper

Graphite on paper

Black crayon on tan wove paper

Graphite on paper

Brown ink on off-white wove paper, mounted to larger off-white wove paper

Graphite and gesso on paper

Pastel on white wove paper

Graphite on yellowed tracing paper

Graphite on heavy off-white wove paper

Black ink on off-white wove paper

Watercolor and graphite on green wove paper

Black ink, watercolor, watercolor pencil, and metallic gold pencil on cream wove paper