New York City Ballet

Choreographer George Balanchine (center) works with his principal dancers Patricia McBride and Mikhail Barishnikov as they prepare to dance in ''Choreography by Balanchine, Part 3.''

2 photographs on one sheet: (left) portrait of renowned choreographer Jerome Robbins. (right) Joseph Duell, Kipling Houston and Jean-Pierre Frohlich perform in Robbins' ''Fancy Free'' as part of the Great Performances Dance in America special ''choreography by Jerome Robbins with the New York City Ballet.''

Edward Villella of the New York City Ballet performs with Violette Verde in Lew Christensen's ballet ''Con Amore.''

Ballerina Patricia McBride performs with Helgi Tomasson in George Balanchine and Alexandra Danilova's ballet ''Coppelia.''

Edward Villella of the New York City Ballet performs with Anna Aragno in ''Dance of the Athletes'' as part of the CBS television series ''Festival of Lively Arts for Young People.''

Anthony Blum performs in the New York City Ballet production of ''Dumbarton Oaks.''

Jerome Robbins performs as one of the three sailors in his dance ''Fancy Free;'' image from Clive Barnes' book ''Inside American Ballet Theatre.''

Yvonne Borree of the New York City Ballet performs as a guest dancer with the Santa Fe Festival Ballet in ''Fearful Symmetries.''

Melissa Hayden and Francisco Moncion, both of the New York City Ballet, perform together in George Balanchine and Jerome Robbins' ballet ''Firebird.''

Melissa Hayden and Francisco Moncion, both of the New York City Ballet, perform together in George Balanchine and Jerome Robbins' ballet ''Firebird.''