Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Desk and bookcase - room #208 : plan and elevations (1 1/2" = 1'-0")

Graphite on white wove translucent paper

Graphite on off-white wove paper

Colored crayons on paper

Graphite on paper

Crayon on paper

Black ink over charcoal on off-white wove paper

Graphite and charcoal on off-white wove paper

Graphite on paper

Watercolor on cream wove paper

Graphite on paper

Black ink and graphite on off-white wove tracing paper

Brown ink and wash over graphite on heavy off-white wove paper