Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Scale indication for Chatillon Scale (full size)

Black ink and gray wash on cream laid paper

Ink and brown pencil on white wove paper

Graphite on tan wove paper

Black ink and graphite on cream wove paper

Pastel over graphite on gray wove paper

Black ink and charcoal on cream laid paper

Graphite, red and blue ink on yellow lined wove notebook paper

Watercolor over graphite on buff board

Charcoal on blue laid paper

Gouache and collage on off-white wove paper

Graphite on thin off-white wove paper

Watercolor, black ink and metallic paint over graphite on buff wove paper