Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Details of model base and location model (1/2" , 1 1/2 , 3" = 1'-0" and full size )

Crayon on paper

Charcoal on brown wove paper

Graphite on off-white wove paper

Graphite on off-white wove paper

Graphite on off-white wove paper

Black ink on off-white wove paper

Watercolor and white gouache over graphite on heavy off-white wove paper

Graphite on darkened off-white wove paper

Black ink on white wove paper

Black wash and gray gouache on off-white wove paper

Graphite on cream wove paper

Graphite on off-white laid paper