[Construction at the New York World's Fair site.]

[Construction of the New York World's Fair site.]

[Men working at the New York World's Fair construction site.]

[Construction of the New York World's Fair site.]

[Construction of the New York World's Fair site.]

[Construction at the New York World's Fair site.]

[Construction of the New York World's Fair site.]

[Construction of the New York World's Fair site.]

[Construction of the New York World's Fair site.]

[Construction of the New York World's Fair site.]

[Construction at the New York World's Fair site.]

[Construction at the New York World's Fair site.]

[Construction at the New York World's Fair site.]

[Bobsled course under construction at the New York World's Fair site.]

[Construction of the New York World's Fair site.]

[Construction of the New York World's Fair site.]

[Construction of the New York World's Fair site.]

[Construction at the New York World's Fair site.]

[New York World's Fair site during construction.]

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