[800 Park Avenue.]

[800 Park Avenue.]

[800 Park Avenue.]

[800 Park Avenue.]

[800 Park Avenue.]

[800 Park Avenue.]

[800 Park Avenue.]

[800 Park Avenue at 74th Street.]

[800 Park Avenue.]

[Architectural rendering of 800 Park Avenue.]

[Architectural rendering of 800 Park Avenue.]

[Architectural rendering of 800 Park Avenue.]

800 Park Avenue

Dr. Richard Hoffman Residence, 870 Park Avenue

[Park Avenue and 74th Street.]

The Union Club, 701 Park Avenue. West room, detail of door.

701 Park Avenue at East 69th Street. Union Club. Entrance

[Interior of 800 Park Avenue.]

820 Park Avenue. Residence

Mrs. Hugh Mercer Walker [residence], 730 Park Avenue.