[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.]

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

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

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

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

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

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

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

[George Washington statue, Trylon and Perisphere at the New York World's Fair.]

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

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

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

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

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

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

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

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

[View of the Theme Center at the New York World's Fair, showing the Trylon and Perisphere.]

["Builders of the Future", Trylon, Perisphere and Helicline, New York World's Fair.]