William K. Vanderbilt

William K. Vanderbilt, Jr.

William K. Vanderbilt, taken at White Plains

Construction of William K. Vanderbilt house.

Miss Rutherford, daughter of William K. Vanderbilt

Miss Rutherford, daughter of William K. Vanderbilt

Miss Rutherford, daughter of William K. Vanderbilt

Harry Morrison Flagler

[Pulitzer Fountain, with W.K. Vanderbilt's mansion and Heckscher Building in the background]

Mrs. Cornelius Vanderbilt

Gladys Vanderbilt

Mrs. Harry Payne Whitney [Gertrude Vanderbilt Whitney]

Kathleen Vanderbilt

[Pulitzer Fountain, with W.K. Vanderbilt's mansion and Heckscher Building in the background]

Mrs. Reggie Vanderbilt and daughter

Mrs. Cornelius Vanderbilt

[William H. Vanderbilt.]

William Rockefeller

Miss K. Cameron

Mrs. Harry Payne Whitney's [Gertrude Vanderbilt Whitney] daughter