Stuyvesants and Vanderbilts and Roosevelts and staid, respectable Washington Square. Trinity Church. Mrs. Astor's famous ballroom, the Four Hundred, snobby Ward McAllister, that traitor Edith Wharton, Delmonico's. Zany Zelda and Scott in the Plaza fountain, the Algonquin Round Table, Dottie Parker and her razor tongue and pen, the Follies. Cholly Knickerbocker, 21, Lucky Strike dances at the Stork, El Morocco. The incomparable Hildegarde playing the Persian Room at the Plaza, Cary Grant kneeling at her feet in awe. Fifth Avenue: Henri Bendel, Bergdorf's, Tiffany's.