Building Addition and Alterations, Philadelphia, 1944-1946: Second floor plan (1/8" = 1'-0")

Graphite on paper

Watercolor on paper

Graphite on ivory laid paper

Watercolor and graphite on cream wove paper

Graphite on coated off-white wove paper

Ink on paper

Charcoal on paper

Black fiber-tip ink and blue and black ballpoint ink on cream wove paper

Watercolor over graphite on off-white wove paper (recto and verso)

Black ink on blue wove paper

Graphite on heavy buff card

Graphite on off-white wove paper