Martha Graham and great accomplishment for Graham. With a score by Egyptian-born composer Halim El-Dabh, this ballet was a large scale work and the only full-length work in Graham's career. Graham choreographed and danced the title role, spending almost the entire duration of the performance on the stage. The ballet was based on the Greek mythology of the same title and tells a tale of Queen Clytemnestra who is married to King Agamemnon. Within the ballet, Clytemnestra has an affair with Aegisthus, while her husband is away battling at the Trojan War. Upon Agamemnon's victorious return he discovers his wife has had
Greek mythology writer styled as Pseudo-Hyginus, the "Imagines" of Philostratus the Elder and Philostratus the Younger, and the "Descriptions" of Callistratus. Finally, a number of Byzantine Greek writers provide important details of myth, much derived from earlier now lost Greek works. These preservers of myth include Arnobius, Hesychius, the author of the "Suda", John Tzetzes, and Eustathius. They often treat mythology from a Christian moralizing perspective. The discovery of the Mycenaean civilization by the German amateur archaeologist Heinrich Schliemann in the nineteenth century, and the discovery of the Minoan civilization in Crete by the British archaeologist Sir Arthur Evans in the twentieth