Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Plans (reflected) showing bathroom grilles (1/2" = 1'-0")

Black ink on off-white wove paper

Watercolor on wove paper mounted on black painted coarse fabric

Gouache and graphite on white Fome-Cor

Watercolor and ink on cream laid paper

Collage with watercolor, distemper, graphite and paper on brown wove paper

Black ink on off-white wove paper

Graphite on cream wove paper

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

Graphite on paper

Black ink on off-white wove paper

Watercolor over graphite on heavy off-white wove paper

Charcoal heightened with white chalk on white paper