House on 68th Street at intersection of Park Avenue.

Houses at Park Avenue and 68th Street.

House on Park Avenue.

[68th Street corner of Park Avenue.]

[Townhouses on East 68th Street.]

[House at 240 East 68th Street.]

[House at 240 East 68th Street.]

Apartment building on 5th Avenue.

Philip A. Rollins house.

[230 East 68th Street.]

43 East 68th Street. Frederick R. Brooks house.

[Park Avenue and East 68th Street.]

House of Henry Augustus Coit Taylor.

William Collins Whitney house [871 5th Avenue] during renovations.

William Collins Whitney house [871 5th Avenue] during renovations.

Whitelaw Reid house. Construction on the East 50th Street facade.

Apartment building on 5th Avenue.

68th Street and Park Avenue. Hunter College, under construction

Payne Whitney house.

Apartment building on 5th Avenue.