[Construction of the Trylon, Perisphere and Helicline at the New York World's Fair site.]
[Construction of the Helicline, Trylon and Perisphere, New York World's Fair site.]
[Construction at the New York World's Fair site, showing Perisphere, Helicline and Trylon.]
[Construction of the Trylon and Perisphere at the New York World's Fair site.]
[Construction of the Trylon and Perisphere, New York World's Fair site.]
[Helicline between Trylon and Perisphere, New York World's Fair.]
[Construction at the New York World's Fair site, showing Trylon and Perisphere.]
[Construction of the Perisphere and Trylon, New York World's Fair site.]
[Construction of the Perisphere, New York World's Fair site.]
[Procession in front of the Perisphere, Helicline and Trylon at the New York World's Fair.]
[Looking up at the Trylon, Perisphere and Helicline, New York World's Fair.]
