Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Workshop #04: plan and elevations (1/2" = 1'-0")

Graphite and transparent watercolor moderately textured white wove paper

Graphite on cream wove paper

Black fiber-tip ink and blue and black ballpoint ink on cream wove paper

Graphite on translucent wove paper

Graphite on white translucent wove paper

Carbon ink from carbon paper, typed, on cream wove paper

Graphite with scratchwork on white scratchboard

Graphite on thin off-white wove paper

Tempera on purple construction paper

Black ink on tan wove paper

Gouache and black ink on brown wove paper

Graphite on heavy cream wove paper