Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Electric cabinet and recess in 220: elevations and sections (6" = 1'-0" and full size)

Crayon on paper

Graphite on off-white wove paper

Graphite on paper

Black ink and graphite on off-white wove paper; verso: black ink

Black crayon on buff wove paper

Black crayon on off-white wove paper

Graphite on paper

Black ink on off-white wove paper

Black crayon on paper

Graphite on off-white wove paper

Oil on paper

Charcoal, oil stick, acrylic, and Liquid Paper on white wove paper