Excavations for Grand Central Terminal

Charcoal on off-white wove paper; verso: graphite

Graphite and blue pencil on off-white wove paper

Crayon and graphite on brown wove paper

Incised line and Aquarelle on white wove paper

Graphite on paper

Charcoal and white chalk on brown laid paper

Graphite on cream wove paper

Watercolor and graphite on white wove paper

Black ink on off-white wove paper

Oil pastel(?) on cream wove paper

Black ink on cream wove paper

Black fiber-tip ink on buff wove paper