Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Window hardware details (full size)

Black ink on off-white illustration board

Black ink on thin cream wove paper

Watercolor and graphite on paper

Graphite on paper

Brown ink and wash over graphite on heavy off-white wove paper

Graphite and white chalk on gray laid paper

Mixed media on paper

Pastel on paper

Graphite on off-white wove paper

Black crayon and ink on paper

Incised line and Aquarelle on white wove paper

Oil and black ink on thin brown Kraft paper, mounted to heavy buff cardboard