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

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

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

The Du Pont Building at the Exposition

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

The Du Pont Chemistry Building at the Exposition

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

Dupont Exhibit Building

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

Dupont Exhibit Building

The Dupont Chemistry Building.

[Ford and Aviation Buildings.]

[Communication Building.]

[Ford Building.]

[Westinghouse Building.]

[Detail of an unidentified building.]