Building Addition and Alterations, Philadelphia, 1944-1946: Scheme 1, proposed alteration to F & C offices: first floor plan, second floor plan (1/32' = 1'-0")

Graphite on off-white wove paper

Charcoal on white paper

Charcoal heightened with white chalk on white paper

Black ink, graphite, and yellow chalk on cream wove paper

Watercolor over graphite on off-white wove paper

Watercolor pencil and graphite on off-white wove paper

Graphite on paper

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

Red and black chalk on off-white tracing paper

Graphite on off-white laid paper

Graphite on paper

Graphite on paper