[Richard Wurts next to the frame of the Trylon during construction of the New York World's Fair site.]
[Richard Wurts next to the frames of the Trylon and Perisphere during construction of the New York World's Fair site.]
[Richard Wurts standing next to the frame of the Trylon, New York World's Fair site.]
[Trylon under construction, New York World's Fair site.]
[Construction of the Helicline, Trylon and Perisphere, New York World's Fair site.]
[New York World's Fair site during construction, showing the steel frames of the Trylon and Perisphere.]
[Construction of the New York World's Fair site, with the frame of the Trylon in the background.]
[Construction of the Perisphere and Trylon, New York World's Fair site.]
[Construction of the Trylon at the New York World's Fair site.]
[Construction of the Trylon and Perisphere at the New York World's Fair site.]
[Construction at the New York World's Fair site.]
[Construction of the New York World's Fair site.]
[Construction of the Trylon and Perisphere, New York World's Fair site.]
[Construction of the Perisphere, New York World's Fair site.]
[Construction of the Trylon and Perisphere, seen from the Administration building, New York World's Fair site.]
[New York World's Fair site, view of construction.]