Title: Harbinger
Description: The National Park Service, Carter Barron Amphitheatre, 16th Street and Colorado Ave., N.W., in Rock Creek Park, Washington, D.C., 6 performances only, "American Ballet Theatre," Ballet Theatre Foundation presents Lucia Chase and Oliver Smith, directors, musical director Kenneth Schermerhorn, principal conductor Jaime Leon, regisseur Dimitri Romanoff, assistant to the directors John Kriza, ballet master, Enrique Martinez, Charles Payne, general administrator. "Harbinger," choreography by Eliot Feld, music by Serge Prokofieff (Piano concerto in G Major, Opus 55), costumes by Stanley Simmons, lighting by Jean Rosenthal, conductor: Jaime Leon, pianist: Gladys Celeste.