Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Living room chimney: details (1/2" =1"-0" )

Graphite on translucent wove paper

Graphite on paper

Charcoal on white wove paper

Graphite on off-white wove paper

Red chalk on tan laid paper, darkened

Graphite on gesso prepared off-white wove paper

Black ink and black and brown chalk on buff laid paper

Black ink on cream wove paper

Graphite on paper

Gouache, gray wash, and graphite on off-white wove paper

Black ink and gray wash on cream laid paper

Adhesive-bound sketchpad