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

Black ink on off-white wove paper

Black ink and graphite on off-white wove paper

Charcoal and white chalk on green paper with collage of charcoal and white chalk on rust and blue paper

Black and colored crayon on paper

Black chalk and charcoal on off-white laid paper

Mixed media on paper

Black, blue and brown crayon on paper

Gouache on wove paper

Graphite on paper

Graphite on paper

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

Graphite on cream wove paper