Max Richter - Organum (Extended)
2.34 Organum (Musica Enchiriadis)
Compostela "Ad vesperas Sancti Iacobi": I. Hymnus peregrinorum "Dum pater familias"
Leonin: Organum Duplum, "Viderunt Omnes" (comparative transcription)
Organum paralelo por quintas Tu patris sempiternus. Anónimo. Musica Schiriadis. Partitura. Audición.
Organum - Regeneration von Organen unterstützen
Perotin: Sederunt Principes. Escuela de Notre Dame. Organum.
Performance of a newly-discovered 10th century organum
Leonin organum duplum
The Birth of Polyphony - Different Types of Organum Explained
Kyrie - Polifonía Primitiva - Organum Paralelo (S.X)
Richter: Organum
Perotin - Organum quadruplum "Sederunt principes" (ca.1200)
Medieval Organum : The Birth of European Harmony feat. Pérotin
Organum – Sphyx (1994)
Peter Michael Hamel - Organum
Chronos ensemble - Organum "Dicant nunc Judei" - school of Perotin.
St. Martial Polyphonic Duet: "Victimae paschali laudes" (organum duplum, c. 12th century)
2. Music of the Middle Ages; Early Organum