Building Addition and Alterations, Philadelphia, 1944-1946: Elevation and typical wall section (1/8" and 3/4" =1'-0")

Fiber-tipped ink on discolored off-white wove paper

Colored pencil and graphite on off-white modern laid paper

Acrylic, graphite, and computer print-out on off-white wove paper

Graphite and blue and black crayon on off-white wove paper

Graphite on paper

Graphite and ink on paper, two pages hinged

Graphite on paper

Graphite on paper

Black ink on off-white wove paper

Colored pencil on off-white card

Black ink on off-white wove paper

Graphite on off-white wove paper