• 15 Books

• 12 History
• 12 Music theory
• 4 History and criticism
• 3 Counterpoint
• 3 Music
• 2 Gregorian chants
• 1 Mensural notation

• 2 Biblioteca apostolica vaticana. Cod. vat. lat. 5129
• 1 Alexander, de Villa Dei
• 1 Anonymous II, active 13th century
• 1 Antonius, de Leno, active 14th century
• 1 Biblioteca Augusta. 1013
• 1 Biblioteca apostolica vaticana. Capponi 206
• 1 Biblioteca medicea laurenziana. Conv. Soppr. 338
• 1 Biblioteca medicea laurenziana. Redi 71
• 1 Guilielmus, Monachus, active 15th century
• 1 Johannes, de Grocheo, active 1300
• 1 Molins de Podio, Guillermo
• 1 Tallanderius, Petrus
• 1 Ugolino, di Orvieto, active 15th century
• 1 Vanneo, Stefano, 1493-

• 12 English
• 10 Latin
• 3 Italian
• 1 Spanish

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