[Grounds of the New York World's Fair, with the Trylon and Perisphere visible.]

[Grounds of the New York World's Fair, showing the Trylon and Perisphere.]

[Grounds of the New York World's Fair, showing the Trylon and Perisphere.]

[New York World's Fair grounds, with the Trylon and Perisphere in the background.]

[Grounds of the New York World's Fair, with the Trylon and Perisphere in the background.]

[Grounds of the New York World's Fair, showing Trylon and Perisphere.]

[Grounds of the New York World's Fair showing the Trylon and Perisphere.]

[Construction of the New York World's Fair site, with the Trylon and Perisphere in the background.]

[Trylon and Perisphere, New York World's Fair.]

[People gathered near the United States Steel building, with Trylon and Perisphere in the background, New York World's Fair.]

[New York World's Fair grounds, Perisphere in background.]

[Trylon and Perisphere at the New York World's Fair.]

[Construction of the New York World's Fair site, with the frames of the Trylon and Perisphere in the background.]

["Four Victories of Peace" statue, with the Trylon, Perisphere and Helicline in the background, New York World's Fair.]

["Four Victories of Peace" statue with the Trylon, Perisphere and Helicline in the background, New York World's Fair.]

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

[Photographer taking picture of the New York World's Fair site, with the Trylon and Perisphere visible in the background.]

[Grounds of the New York World's Fair.]

[City of Light with Trylon and Perisphere in the background, New York World's Fair.]

[Construction of the Perisphere in the shadow of the Trylon, New York World's Fair site.]