ut | Anonymous - Ars Cantus mensurabilis et inmensurabilis - 1480 - p112; - f26v - p112; f26v

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Tonus cum dyapente es consonancia de seys bozes formase del ut de cefa ut.al.la de.alamire.el espacio es seys bozes el termino es quatro tonos y vn semitono vocatur sexta perfecta.

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ut

Anonyme, Ars Cantus mensurabilis et inmensurabilis, 1480, p112; f26v