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

Black ink on off-white wove paper

Graphite and colored pencil on paper

Black ink on off-white wove paper

Charcoal on blue laid paper

Graphite on cream wove paper

Metalpoint on cream wove commercial metalpoint paper

Watercolor and graphite on cream wove paper

Black ink on tan wove paper

Graphite on off-white wove paper

Graphite and spray fixative on prepared paper

Watercolor on off-white wove paper

Black ink, watercolor, and charcoal on cream wove paper