[New York World's Fair site under construction, showing the Electrical Products building and the frame of the Trylon.]
[Construction of the New York World's Fair site, with the frame of the Trylon in the background.]
[Construction of the Trylon at the New York World's Fair site.]
[New York World's Fair site under construction, with the frames of the Trylon and Perisphere in the background.]
[Construction of the Trylon, Perisphere and Helicline at the New York World's Fair site.]
[Construction of the Trylon and Perisphere at the New York World's Fair site.]
[Construction of the Helicline, Trylon and Perisphere, New York World's Fair site.]
[Construction of the Trylon and Perisphere, New York World's Fair site.]
[Richard Wurts documenting the construction of the New York World's Fair site, with the frames of the Trylon and Perisphere in the background.]
[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 frames of the Trylon and Perisphere in the background.]
[New York World's Fair site, view of construction.]
[Richard Wurts standing next to the frame of the Trylon, New York World's Fair site.]
[Construction of the New York World's Fair site, showing the Ford pavilion's spiral driveway and the steel frame of the Trylon in the background.]
[New York World's Fair site under construction, with the steel frame of the Trylon in the background.]
[Construction of the New York World's Fair site, showing the steel frame of the Perisphere.]