Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Pipe railing details (1/4" , 1/2" = 1'-0" and full size)

Watercolor on off-white wove paper

Graphite on off-white wove paper

Charcoal and black ink on cream laid paper

Black ink, watercolor, and metallic paint over graphite on cream wove paper; album leaf: black ink and graphite

Graphite, black chalk, pastel and lithographic crayon? with scratchwork and stumping on smooth surfaced multi-ply cream wove paper

Watercolor on thin off-white wove paper

Black crayon and ink on paper

Graphite on beige lined notebook paper

Ink and collage on paper

Black ink, gray wash and red watercolor wash on thin cream wove paper

Watercolor and gouache on heavy off-white wove paper

Paper