Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Electrical plan - ground floor (1/4" =1'-0")

Graphite on off-white wove paper

Black ink and charcoal on cream laid paper

Typewritten text on hole-punched cream wove paper in mylar sheet protector

Black ink and gray wash on cream laid paper, mounted to brown wove paper

Brown, black, and colored ink and wash over graphite on heavy buff wove paper

Graphite on off-white wove paper

Black colored pencil on tan wove paper; verso: black ink

Graphite on off-white wove paper

Graphite on paper

Black ink on thick off-white wove card

Ink, gouache, and staples on yellow and off-white wove paper collage elements on paperboard

Black ink, charcoal, watercolor pencil, and metallic gold pencil on cream wove paper