Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Second floor and roof plan and sections (1/4" = 1'-0")

Graphite on off-white wove paper

Charcoal on heavy beige wove paper

Watercolor and gouache over graphite on buff laid paper

Wax, charcoal and rust on two (?) sheets of translucent vellum paper

Charcoal on off-white laid paper

Watercolor on off-white wove paper

Charcoal on cream laid paper

Ink on paper

Acrylic, graphite, and computer print-out on off-white wove paper

Graphite and white chalk on buff wove paper, laid down

Graphite on off-white wove paper

Graphite on off-white wove paper