[Night view of the DuPont building, New York World's Fair.]

[DuPont building, New York World's Fair.]

[DuPont building, New York World's Fair.]

[DuPont building, New York World's Fair.]

[Detail of DuPont building, New York World's Fair.]

[DuPont building at the New York World's Fair.]

[DuPont building, Production and Distribution Zone, New York World's Fair.]

[DuPont Building.]

The Du Pont Building at the Exposition, New York World's Fair

The Du Pont Chemistry Building, New York World's Fair 1939.

The Du Pont Building at the Exposition

[New York World's Fair. Du Pont Building. Construction view.]

The Du Pont Chemistry Building at the Exposition

[Night view of the New York World's Fair site under construction.]

Dupont Exhibit Building

The Dupont Chemistry Building.

Dupont Exhibit Building

[Night view of the Kraft Foods (Sealtest) building under construction, New York World's Fair.]

[Night view of the New York World's Fair site under construction.]

[Construction of Communcations building, New York World's Fair site.]