Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Detailed plan of clothes chute, f.a. duct, incinerator etc (1/2" = 1'-0")

Graphite on off-white wove paper

Oil on card prepared with white tempera

Black ink and gouache on heavy off-white wove paper

Black ink, watercolor, and graphite on handmade cream wove paper

Black chalk and charcoal on off-white laid paper

Black crayon on buff wove paper

Black crayon and graphite on cream wove paper

Charcoal on off-white wove paper

Graphite on paper

Graphite on paper

Charcoal, ink, and watercolor on paper

Charcoal on off-white modern laid paper