World Trade Center Construction Site: The Big Dig Underway--Exposing the Walls of the "Bathtub"
Black porous-tip pen on paper
Overall: 18 x 23 9/16 in. ( 45.7 x 59.8 cm )
Gift of Richard Welling
Inscribed at lower right in black porous-tip pen: "4/5/68"; at lower left in ballpoint pen: "2"
Due to ongoing research, information about this object is subject to change.