[3 East 64th Street.]

[3 East 64th Street.]

[5 and 9 East 68th Street.]

[5 and 9 East 68th Street.]

[130 East 64th Street.]

[130 East 64th Street.]

[600 Park Avenue.]

[Townhouses at 35, 37 and 39 East 68th Street.]

[600 Park Avenue.]

[East 70th Street entrance to the Frick Collection.]

[9 East 71st Street.]

[Council on Foreign Relations, 58 East 68th Street.]

[9 East 71st Street.]

[9 East 71st Street.]

[1, 3, 5 and 7 East 78th Street.]

[Council on Foreign Relations, 58 East 68th Street.]

[Council on Foreign Relations, 58 East 68th Street.]

[Council on Foreign Relations, 58 East 68th Street.]

[East 70th Street entrance to the Frick Collection.]

[56 East 93rd Street.]