New York Worlds Fair. Perisphere and Trylon steel frame
New York Worlds Fair. View looking down on Perisphere steel frame from Trylon
New York Worlds Fair. Perisphere. View looking up from inside steel frame
New York Worlds Fair. Perisphere, looking up from inside steel frame
[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 steel frames of the Trylon and Perisphere in the background.]
[Construction of the Trylon and Perisphere, New York World's Fair site.]
[Construction of the New York World's Fair site, showing the steel frame of the Perisphere.]
[New York World's Fair. Construction view, looking up at the steel frame of the Perisphere.]
[Grounds of the New York World's Fair, showing Trylon and Perisphere.]
[New York World's Fair site under construction, showing the Electrical Products building and the frame of the Trylon.]
[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.]