Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Northwest elevation (proposed alteration) (1/4" = 1'0")

Graphite on cream wove paper

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

Graphite on gesso prepared off-white wove paper

Black marker on graph paper

Black ink and graphite on off-white wove paper

Graphite and beeswax on wove paper

Watercolor

Graphite on paper

Graphite on off-white wove paper

Charcoal on off-white modern laid paper

Graphite and black crayon on off-white wove paper

Watercolor and graphite on cream wove paper