Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Standard for electracide lamp: elevation (1/2" = 1'-0" )

Graphite on off-white wove paper

Graphite and charcoal on paper

Mixed media on paper

Black ink, graphite, and yellow chalk on off-white wove paper

Brown ink and brown wash over graphite on off-white wove paper

Graphite and ink on paper

Black ink on off-white Japanese paper

Charcoal on blue laid paper

Graphite on off-white wove paper

Graphite on paper

Graphite on cream wove paper

Graphite on white wove translucent paper