Building Addition and Alterations, Philadelphia, 1944-1946: Scheme 3: floor plans and section (1/32" = 1'-0")

Watercolor on ruled off-white wove paper

Acrylic on plastic coated wove paper

Watercolor and chalk over graphite on off-white illustration board

Watercolor over graphite on off-white wove paper

Watercolor over graphite on heavy off-white wove paper

Graphite on paper

Black ink and graphite on cream wove paper (two pieces joined)

Watercolor on ruled off-white wove paper

Crayon on paper

Charcoal on cream laid paper

Graphite on paper

Graphite on translucent vellum paper