Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Door details, peepholes (full size)

Graphite on paper

Red crayon on cardboard, discolored

Watercolor on off-white wove paper

Graphite on darkened off-white wove paper

Beeswax, graphite, detritus and debris on wove paper

Black chalk and charcoal on off-white laid paper

Graphite on paper

Tempera on acetate, laid over black tissue paper

Ink and graphite sketches on commercially lined hole-punched paper

Charcoal on off-white wove paper

Watercolor and white gouache on off-white wove paper

Crayon on paper