[Construction at the New York World's Fair site.]
[Trylon under construction, New York World's Fair site.]
[Construction of the Perisphere, 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 Trylon and Perisphere at the New York World's Fair site.]
[New York World's Fair site, view of construction.]