Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Pergola - Upper garden: plan and elevations (1/2" = 1'-0")

Black crayon on thin ivory wove paper

Colored pencil, crayon, and graphite on cut brown paper bag

Black ink over graphite on cream board

Crayon on paper

Watercolor on cream wove paper

Black crayon on paper

Graphite on off-white wove paper

Watercolor and white gouache over graphite on off-white wove paper

Black ink and black wash on off-white wove paper

Watercolor on off-white wove paper

Mixed media on paper

Black ink over graphite on paper