Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Interior casework, study--room #117: elevations and sections (6" = 1'-0")

Graphite on paper

Black ink and oil on white wove paper, mounted on board

Watercolor and graphite on white wove paper

Graphite on off-white tracing paper

Black chalk on off-white wove paper

Graphite on off-white wove paper

Leather bound sketchbook with additional four drawings on scrap paper

Graphite on buff wove paper

Black ink and gray wash on cream laid paper

Black ink on white wove paper with perforations

Black ink on cream wove paper