World Trade Center Construction Site: Ground Level View of North Tower at 30th Floor Level
Black porous-tip pen and black ink on paper
23 5/8 x 18 in.
Inscribed at lower right in porous-tip pen: "SEPTMEBER 5, 1969 / 30 STORYS"; at lower left in ballpoint pen: "F"
Gift of Richard Welling
Due to ongoing research, information about this object is subject to change.