GIA4765694 Representation of Hecate, Greek evil deity, who was erected at the crossroads, usually had three heads. Engraving of the 17th century. by Unknown Artist, (17th century); Private Collection; (add.info.: Representation of Hecate, Greek evil deity, who was erected at the crossroads, usually had three heads. Engraving of the 17th century.); by Giancarlo Costa; out of copyright.