Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Exterior stone through rear entrance; part of southeast elevation (1/2" = 1'0")

Black ink on thin off-white wove paper (recto and verso)

Charcoal on cream laid paper

Watercolor on off-white wove paper

Watercolor and ink on a postcard

Pastel on composition board

Graphite on paper

Charcoal on off-white laid paper

Watercolor and graphite on off-white wove paper

Black lithographic crayon on off-white wove paper

Black chalk on off-white laid paper

Tempera? on textured gold paper

Black ink on off-white wove paper