Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Glazed door to shower - Mrs. Frank's bath: plan, elevation, sections (3/4" = 1'-0" and full size)

Gray wash over graphite on blue wove paper

Watercolor, white gouache and chalk over graphite on off-white wove paper

Charcoal on blue laid paper

Black ink and black watercolor on tan wove paper; verso: black ink

Black ink and gray wash on cream laid paper

Charcoal on cream laid paper

Graphite on off-white wove paper

Black ink, watercolor, and charcoal on cream wove paper

Black ink, gouache, and graphite, incised, on paperboard

Black ink on frosted mylar

Watercolor on cream wove paper

Graphite on paper