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

Charcoal on blue laid paper

Charcoal with erasure and smudging on blue modern laid paper

Gray wash on off-white wove paper

Graphite on off-white wove paper; verso covered in red chalk for transfer

Graphite on paper

Graphite and black ink on cream wove paper

Graphite on blue-flecked wove paper

Graphite on cream wove paper

Black ink and wash on off-white card

Colored crayons on paper

Graphite on heavy off-white wove paper

Graphite on off-white wove paper