Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Second floor and roof plan and sections (1/4" = 1'-0")

Graphite on off-white wove paper

Graphite on thin off-white wove paper

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

Graphite on paper

Graphite on paper

Black ink on white wove paper

Charcoal on modern laid paper

Black ink with inclusions on off-white wove paper

studies for Synagogue, pen and ink on cream-colored paper

Black ink on white illustration board

Colored pencil and graphite on cream wove paper

Black ink on heavy light green wove paper