Leonin: Organum Duplum, \

(9:29)

Leonin Pascha Nostrum Organum Duplum Partitura Interpretación

(1:59)

Leonin organum duplum

(1:2)

Perotin: Sederunt Principes. Escuela de Notre Dame. Organum.

(11:18)

The Birth of Polyphony - Different Types of Organum Explained

(11:25)

Leonin organum duplum alleluia pascha nostrum

(6:19)

Léonin • Haec dies [excerpt]

(1:2)

Léonin - Alleluya Pascha nostrum

(6:1econd)

Gregorian Chant — \

(8:18)

Machaut - Messe de Notre Dame (abbaye de Thoronet, Ens. G. Binchois, dir. D. Vellard).avi

(1:3:46)

Leonin - Viderunt Omnes (2 vocum) -The Early Music Consort of London -David Munrow ***Codex Manesse

(9:19)

Perotin - Viderunt Omnes

(11:33)

Magnus liber - Gradual «Propter veritatem» (organum duplum)

(7:1econd)

Gradual “Viderunt omnes”, organum a 2 voces [s.XII]

(7:47)

French Medieval Sacred Polyphony: Perotin - Organum: Alleluia nativitas

(9:30)

Medieval Organum : The Birth of European Harmony feat. Pérotin

(44:39)

Notre-Dame : Leonin : Propter veritatem (La naissance de la Polyphonie).

(7:1econd)

Organum \

(3:9)

LEONIN: ORGANUM DUPLUM

(9:29)

Leonin - Viderunt omnes

(2:10)

Leonin - Christus resurgens ex mortuis - Organum duplun

(6:50)

Leonin: Organum duplum: Judaea et Jerusalem

(7:1econd)

Haec dies. Leonin. Organum duplum

(1:53)

Perotin - Organum quadruplum \

(13:45)

Early Organum

(7:9)

Leonin, Organum duplum, Viderunt Omnes

(8:24)