[Detail of 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.]

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

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

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

[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

The Du Pont Chemistry Building at the Exposition

[Building at the New York World's Fair.]

Dupont Exhibit Building

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

The Dupont Chemistry Building.

Dupont Exhibit Building

[Looking up at the tower of the Netherlands pavilion, New York World's Fair.]

[Tower at the New York World's Fair.]

[Detail of the Gas Industries building at night, New York World's Fair.]