952 Fifth Avenue. Apartment building

1107 Fifth Avenue. Apartment building. Construction view

1107 Fifth Avenue. Apartment building. Construction view

960 Fifth Avenue. Senator Clark's residence

960 Fifth Avenue. Former site Senator Clark residence

960 Fifth Avenue. Senator Clark's residence

960 Fifth Avenue. Former site Senator Clark residence

East 77th Street and Fifth Avenue. Senator William H. Clark residence

1 East 91st Street. Interior courtyard abutting 1107 Fifth Avenue, apartment building under construction

East 78th Street and Fifth Avenue. Residence

1 East 91st Street. Interior courtyard abutting 1107 Fifth Avenue, apartment building under construction

823 Park Avenue. Apartments, construction view.

Birds eye view of Central Park from East 76th Street and Fifth Avenue

944-945 Fifth Avenue. Apartment building

932 Fifth Avenue. M. Schiff residence, exterior

1 East 91st Street. Interior courtyard abutting 1107 Fifth Avenue, apartment building under construction

960 Fifth Avenue. Senator Clark's residence. Interior, drawing room

East 96th Street and Fifth Avenue. Apartment building

1058 Fifth Avenue. Speyer Residence

215 West 75th Street. Apartment building, construction view