Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: First floor plan (1/4" = 1'-0")

Collage on board

Transparent and opaque watercolor on paper

Crayon on paper

Watercolor and graphite on off-white wove paper

Gouache and mixed media on paper

Black ink on off-white wove paper

Charcoal on yellow wove paper

Graphite on blue wove paper

Graphite on paper

Brown ink on white wove paper

Black ink and gray wash on cream laid paper

Charcoal and graphite (fixed) on off-white wove paper