[444 Madison Avenue and RCA Building.]

Changing New York [Frank Bauman photographing the Midtown Manhattan skyline.]

Changing New York [Frank Bauman photographing the Midtown Manhattan skyline.]

Changing New York [Frank Bauman photographing the Midtown Manhattan skyline.]

Changing New York [Frank Bauman photographing the Midtown Manhattan skyline.]

Sixth Avenue between 48th Street and 51st Street. Rockefeller Center. Steel frame of 38 Story Building behind Italian Building

[Midtown Manhattan skyline.]

[Midtown Manhattan skyline.]

Sixth Avenue between 48th Street and 51st Street. Rockefeller Center. Steel frame of 38 Story Building behind Italian Building

Sixth Avenue between 48th Street and 51st Street. Rockefeller Center. Steel frame of 38 Story Building behind Italian Building

630 Fifth Avenue. Rockefeller Center. International Building, view from an elevated point

Changing New York [Midtown Manhattan skyline.]

Changing New York [Midtown Manhattan skyline.]

Changing New York [Midtown Manhattan skyline.]

[St. Patrick's Cathedral and GE Building.]

Changing New York [Elevated view of Rockefeller Center and St. Patrick's Cathedral.]

[Midtown Manhattan skyline from Queens.]

[Midtown Manhattan skyline from roof.]

[Midtown Manhattan skyline from Queens.]

[Towers of the Waldorf Astoria in the Midtown Manhattan skyline.]