[Madison Avenue and 42nd Street.]

[Madison Square.]

[High Bridge and High Service Engine House and Tower.]

61 Chambers St.

[Nassau Street, north from Wall Street.]

[Mr. William Blaikie's system of gymnastics.]

[Mr. William Blaikie's system of gymnastics.]

[Mr. William Blaikie's system of gymnastics.]

[Mr. William Blaikie's system of gymnastics.]

[Broadway and 48th Street.]

[William Astor's House, southwest corner of 5th Avenue and 34th Street.]

[Marshall House on Rodman's Neck.]

[Mr. William Blaikie's system of gymnastics.]

[Vanderbilt's house at 5th Avenue and 57th Street.]

Broadway. 1869.

House of Huntington.

Everett House, New York City.

House of Mrs. William K. Vanderbilt.

House of Mrs. William K. Vanderbilt.

[Vanderbilt houses.]