Building Addition and Alterations, Philadelphia, 1944-1946: Levels for proposed track and roadway (1/20" = 1'-0")

Watercolor on off-white wove paper

Graphite on cream wove paper

Pastel on two sheets of black wove paper

Watercolor and white gouache over graphite on off-white wove paper

Graphite on off-white wove paper

Graphite on graph paper

Graphite and ink on paper

Watercolor over graphite on off-white wove paper, mounted to off-white card

Black tempera on darkened off-white wove paper

Graphite on off-white wove paper

Graphite and blue crayon on paper

Black ink and gray wash over graphite on off-white wove paper