[New York World's Fair. Motor police officer in front of New York City Building. Construction view. (With the Trylon and Perisphere in the background.),]

[New York World's Fair. Motor police officer (With the Trylon and Perisphere in the background.).]

[New York World's Fair. Pile driver with Perisphere and Trylon in background. Construction view.]

[New York World's Fair. Mounted police officer (With the Trylon and Perisphere in the background.).]

[New York World's Fair. Surveyors in transportation area. Construction view.(With the Trylon and Perisphere in the background.).]

[New York World's Fair. Mounted police officer (With the Trylon and Perisphere in the background.).]

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

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

[New York World's Fair. Blimp flying over Perisphere and Trylon. Construction view.]

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

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

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

[New York Worlds' Fair. Norman Wurts photographing site of Beech-Nut Building. Construction view (With 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, with the frames of the Trylon and Perisphere in the background.]

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

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

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

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

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