A lecture by Madame Eva Sikelianos of Delphi, Greece, on "Greek Music" will be held in the Fogg Museum on Tuesday, January 24, at 4.30 o'clock. Madame Sikelianos, who has been living in Greece for about 20 years, is devoting herself to furthering Greek arts and crafts. She has recently lectured before the Archaeological Institute of America on "The Delphic Festival and its Object."