Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Revision of bathtub, Mrs. Frank's bathroom: plan (1/2"=1'-0")

Graphite on cream wove paper

Oil on white prepared paper

Graphite on off-white wove paper

Graphite on paper

Pen and ink on white wove paper

Watercolor over graphite on off-white wove paper

studies for Synagogue, pen and ink on paper

Charcoal and graphite on illustration board

Leather bound sketchbook

Graphite on off-white wove paper

Graphite on paper

Black crayon on paper