Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Scale indication for Chatillon Scale (full size)

Crayon on paper

Turpentine wash with oil on off-white wove paper

Watercolor and colored pencil on off-white wove paper

Black ink on acetate

Charcoal and white and purple chalk on brown wove paper

Watercolor on off-white wove paper

Graphite, charcoal, and pastel on off-white wove paper

Black crayon on thin brown wove paper

Chalk and charcoal on cream wove paper

Black chalk and charcoal on off-white laid paper

Graphite, black ink, and black crayon on off-white wove paper

Graphite on off-white wove paper