From the 1920s to the early 1960s, Manhattan was America's beacon of sophistication. From the theatres of Broadway to the lobby of the Algonquin Hotel to tables at the Stork Club, intelligence and wit were the twinned coins of the realm. Alexander Woolcott, Irving Berlin, Edna Ferber, Arturo Toscanini, Leonard Bernstein, Cole Porter, Dorothy Parker, Truman Capote, the Lunts and Helen Hayes presided over the town. Their books, plays, performances,...