Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Suggested revision of study terrace, first floor: elevations, section, and details (1/4" and 3" =1"-0" )

Watercolor on white wove paper

Watercolor and graphite on off-white wove paper

Charcoal on off-white laid paper

Oil on prepared paper

Graphite on brown wove paper

Watercolor on off-white wove paper

Graphite on paper

Graphite on paper

C-print (magenta and yellow color separation) with ball-point ink grid, mounted on foam-core

Gouache on board

Graphite on off-white wove paper

Colored crayons on paper