[Construction of Rockefeller Center.]

[Construction of Rockefeller Center.]

[Construction of Rockefeller Center.]

[Construction of Rockefeller Center.]

Rockefeller Center. Construction view

Rockefeller Center.

Rockefeller Center. Construction view

Rockefeller Center. Construction, steel frame

[Construction of building at Rockefeller Center.]

Rockefeller Center. Construction, steel frame. View from Century Hotel, Sixth Avenue

[Construction of Rockefeller Center.]

Rockefeller Center. Construction, steel frame

[Construction at Rockefeller Center.]

[Construction of Rockefeller Center.]

[Construction of Rockefeller Center.]

[Construction of Rockefeller Center.]

[Construction of Rockefeller Center.]

Rockefeller Center. Construction view from elevated point

Rockefeller Center. RCA Building. Construction view, upper stories

Rockefeller Center. Construction, steel frame. View from 444 Madison Avenue