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

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

Black ink on tan wove paper

Watercolor and graphite on cream wove paper

Watercolor and white gouache on off-white wove paper, mounted to cardboard

Collage of gouache and black ink on paper

Graphite on heavy off-white wove paper

Black ink on off-white wove paper

Pastel and compressed charcoal on off-white paper

Graphite on translucent wove paper

Charcoal on white wove paper

Black ink and colored chalk on translucent buff wove paper

Graphite on off-white wove paper