Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Suggested type of welding details (1" = 1'-0")

Black ball-point ink on buff modern laid paper

Crayon on paper

Graphite and wash on two sheets of accordian-folded laminated Japanese paper, bound in a book

Watercolor, masking tape and graphite on off-white wove paper

Black conté crayon on ivory tracing paper

Graphite on off-white wove paper

Crayon on paper

Charcoal and graphite on off-white laid paper

Opaque watercolor on pale green construction paper

Black, brown, blue and purple crayon on paper

Graphite on cream wove paper

Graphite on white prepared paper