La Trobe University - Library: Medieval Music Database - Annual cycle of feasts of liturgical chant, liturgical polyphony and secular music of the late middle ages.

O graciosa petra

anonymous ballata

Sources

Paris: Bibliothèque Nationale, fonds nouv. acq. français 6771 (Reina Codex), fol. 50v (3/1).

Editions

Italian Secular Music, edited by W. Thomas Marrocco, Monaco: Editions de L'Oiseau-Lyre, 1978. Polyphonic Music of the Fourteenth Century XI, p. 111.

Literature

LIUZZI, Fernando. 'Musica e poesia del Trecento nel codice Vaticano Rossiano 215', Rendiconti della pontificia Accademia Romana di archaeologia, XIII/1-2 (1937), p. 70.