Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Store details, study, and incinerator chimmeys, doors, etc. (3/4", 1 1/2 , and 3" =1"-0" )

Ink and graphite on paper

Watercolor on off-white wove paper

Watercolor and white gouache over graphite on off-white wove paper

Graphite on off-white wove paper

Mixed media on paper

Graphite on off-white wove paper

Silverpoint on off-white wove paper prepared with Chinese white

Crayon on paper

Crayon on paper

Black ink and white-gray gouache on grayish-white textured wove paper

Graphite on buff laid paper

Graphite and blue pencil on off-white wove paper