Building Addition and Alterations, Philadelphia, 1944-1946: Scheme B: plan

Black ink, gray-blue watercolor, and spots of white gouache on cream wove paper; verso: graphite

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

Crayon on paper

Black ink, charcoal, colored pencil, and watercolor pencil on cream wove paper

Black ink on tan wove paper

Graphite on off-white wove paper

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

Black and grey wash on prepared white wove paper

Graphite on paper

Sketchbook with light brown cloth covered cardboard covers

Watercolor on white paper

Watercolor over graphite on off-white wove paper