[Henry Druding, the Senior Resident Engineer of World Trade Center, with objects found at site.]
Site of the World Trade Center to be Built by the Port of New York Authority in Lower Manhattan.
World Trade Center: Outstanding Civil Engineering Achievement
[Objects found in the excavation of the World Trade Center site.]
[George Willig at top of World Trade Center.]
[Aerial view of the World Trade Center construction site.]
[World Trade Center under construction.]
[Aerial view of construction of the World Trade Center.]
[World Trade Center site under construction.]
[Aerial view of World Trade Center construction site with numbers.]
[Workers at the World Trade Center construction site.]
[World Trade Center construction site.]
[Aerial view of the World Trade Center site.]