Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Location of stone retaining walls with cedar screens: plan and sections (1" = 1'-0")

Graphite on off-white wove paper

Graphite on off-white wove paper

Black ink and watercolor on thin cream wove paper; verso: watercolor and crayon

Opaque watercolor and black ink on off-white wove paper, framing corners in graphite

Colored pencil on off-white wove paper

Black ink, blue and white gouache, and blue watercolor on off-white illustration board

Brown and ochre ink, varnished (?) in some areas, on handmade off-white Mexican bark paper

Black ink and gray wash on buff wove paper, darkened

Black ink on cream wove paper

Black ink, graphite, and yellow chalk on cream wove paper

Graphite on tracing paper

Watercolor over graphite on off-white wove paper, mounted to off-white card