American Ballet Theatre

Michael Smuin of the American Ballet Theatre performs in Eugene Loring's ballet ''Billy the Kid.''

Eleanor D'Antuono and Fernando Bujones, both of the American Ballet Theatre, perform together in Bournonville's ballet ''Napoli (Divertissements).''

American Ballet Theatre prima ballerina Cynthia Gregory performs with the ensemble in ''Coppelia.''

Sallie Wilson of the American Ballet Theatre performs in Agness DeMille's dance ''Fall River Legend.''

Paula Tracy of the American Ballet Theatre performs in Jerome Robbins' dance ''Fancy Free.''

Gayle Young of the American Ballet Theatre performs in an unidentified dance. Publicity photograph advertising an intensive Dance Workshop he taught.

American Ballet Theatre prima ballerina Cynthia Gregory performs with Ted Kivit in victor Gsovsky's ballet ''Grand Pas Classique.''

American Ballet Theatre prima ballerina Cynthia Gregory performs with Ivan Nagy in ''Intermezzo.''

Jonas Kage of the American Ballet Theatre performs in an unidentified dance.

Portrait of Jonas Kage, principal dancer with the American Ballet Theatre and with Ballet West.