[New York World's Fair exhibition building under construction.]
[Trylon under construction, New York World's Fair site.]
[Construction of the Aviation building, New York World's Fair.]
[Construction of building at the New York World's Fair site.]
[Construction of the Aviation building, New York World's Fair site.]
[New York World's Fair. Aviation Building, steel frame. Construction view.]
[Close-up of the Perisphere under construction, New York World's Fair site.]
[Construction at the New York World's Fair site.]
[New York World's Fair site, view of construction.]
[Construction of the New York World's Fair site.]
[Construction of the Perisphere, New York World's Fair site.]
[Construction of New York World's Fair exhibition building.]