Madrid-Munich
- Madrid. Biblioteca Nacional. Manuscript. M 1322. [Antiphonal][203] manuscript leaves: illustrations, music. 2546.5.1 (photocopy).
- Madrid. Biblioteca Nacional. Manuscript. 1361. [Gradual-antiphonary, followed by kyriale]199 manuscript leaves. Music. 3546.5.2 (microfilm).
- Madrid. Biblioteca Nacional. Manuscript. 192. [Bible]257 manuscript leaves. 3546.5.7 (microfilm).
- Madrid. Biblioteca Nacional. Manuscript. 19421. [Troper]119 manuscript leaves. Music. 3546.5.6 (microfilm).
- Madrid. Biblioteca Nacional. Manuscript. 20486. [Sacred polyphony]142 manuscript leaves. Music. 3546.5.1 (microfilm).
- Madrid. Biblioteca Nacional. Manuscript. 288. [Troper, Liber cantus chori]192 manuscript leaves. Music. 3546.5.5 (microfilm).
- Madrid. Biblioteca Nacional. Manuscript. 289. [Troper]156 manuscript leaves. Music. Neumatic notation. 3546.5.3 (microfilm).
- Madrid. Biblioteca Nacional. Manuscript. 678, fol. 20-54. [Pontifical from Messina]Leaves 20-54: illustrations, music. 2546.5.2 (photocopy).
- Madrid. Biblioteca Nacional. Manuscript. Va 20-4. [Gradual preceded by kyriale and followed by sequences]240 manuscript leaves. Music. Neumatic notation. 3546.5.4 (microfilm).
- Malibu. J. Paul Getty Museum. Manuscript. 88. MG. 71. [Missal of the Anti-pope John XXIII][267] leaves: illustrations, music. Formerly in the Bodleian Library, Oxford (Astor A.5.). 3665.1.67 (microfilm).
- Malibu. J. Paul Getty Museum. Manuscript. Ludwig IX 1. [Breviary from the Abbey of Montecassino][428] leaves: illustrations. Breviary for monastic use with Psalter, hymnal, chronicles, et al. Copied by the monk Sigenulfus. 3422.849.98.1 (microfilm).
- Marburg. Westdeutsche Bibliothek. Manuscript. Theol. Lat. 4o 100. [Manuscript with music]197 manuscript leaves. Music. 3558.74.1 (microfilm).
- Melk. Stiftsbibliothek. Manuscript. 1792. [Gradual]155 manuscript leaves. Illustrations, music. 3566.526.5.2 (microfilm).
- Merseberg. Domstift Merseburg. Bibliothek. Manuscript. 13b. [Biblical concordance]338 manuscript leaves. 3567.753.21.1 (microfilm).
- Metz. Bibliothèque municipale. Manuscript. 452. [Gradual]93 manuscript leaves. Music. 3568.856.8.1 (microfilm).
- Metz. Bibliothèque municipale. Manuscript. 461. [Breviary from Metz]454 manuscript leaves. Music. Copied from a microfilm at the Abbaye Saint-Pierre de Solesmes; the original document was destroyed during the Second World War.
3568.856.8.2 (microfilm). - Metz. Bibliothèque municipale. Manuscript. 83. [Breviary from Metz]197 manuscript leaves. Illustrations, music. 3568.856.8.3 (microfilm).
- Milan. Biblioteca ambrosiana. Manuscript. H 146 inf. [Homiliary with tonary]152 manuscript leaves. 3572.510.58.4 (microfilm).
- Milan. Biblioteca trivulziana. Manuscript. 2294. [Missal of Saints Peter and Calocerode Clavate]322 manuscript leaves. 3572.510.57.1 (microfilm).
- Modena. Biblioteca estense. Manuscript. a.G.8.9. [Gradual followed by tropes, kyriale, sequences and sacramentary]267 manuscript leaves. 3577.321.58.22 (microfilm).
- Modena. Duomo. Archivio capitolare. Manuscript. O. I. 13. [Gradual from Modena or Bologna]199 manuscript leaves. Music. 3577.17.4 (microfilm).
- Modena. Duomo. Archivio capitolare. Manuscript. O. I. 7. [Gradual from Forlimpopoli, followed by tropes and sequences]225 manuscript leaves. Music. 3577.17.6 (microfilm).
- Modena. Duomo. Archivio capitolare. Manuscript. O. IV. 9. [Gradual followed by sacramentary, from Constance]1 manuscript volume of music. 3577.17.5 (microfilm).
- Montecassino. Biblioteca del Monumento nazionale. Manuscript. 127. [Notated monastic missal from S. Mariae de Albaneta][272] manuscript leaves: illustrations, music. 3579.61.127 (microfilm).
- Montecassino. Biblioteca del Monumento nazionale. Manuscript. 198. [Breviary, use of Montecassino].[60] leaves. 3579.61.198 (microfilm).
- Montecassino. Biblioteca del Monumento nazionale. Manuscript. 540. [Notated missal][98] manuscript leaves: illustrations, music. 3579.61.540 (microfilm).
- Montecassino. Biblioteca del Monumento nazionale. Manuscript. 542. [Antiphonal (missarum)][90] leaves. 3579.61.542 (microfilm).
- Montecassino. Biblioteca del Monumento nazionale. Manuscript. 546. [Notated missal][88] manuscript leaves: illustrations, music. 3579.61.546 (microfilm).
- Montecassino. Biblioteca del Monumento nazionale. Manuscript. 562. [Breviary, use of Montecassino].[208] pages. 3579.61.562 (microfilm).
- Montpellier. Université de Montpellier. Faculté de médecine. Bibliothèque. Manuscript. H. 399. Pontificale: seu rituale episcoporum contiens beneditiones solennes, celebrationes synodorum, dedicationes ecclesiarum, consecrationes regum, reginarum, etc.163 leaves: music. "Ce manuscrit ... est un pontifical à l'usage de Paris. ... [I]l date .. du premier quart, tout au plus de la première moitié du XIIIe siècle."--V. Leroquais, I, 239-240. 3579.10.2 (microfilm).
- Montpellier. Université de Montpellier. Faculté de médicine. Bibliothèque. Manuscript. 71. [Missal from Sens][6], 271 manuscript leaves: illustrations, music. 3579.10.4 (microfilm).
- Monza. Duomo. Manuscript. C 12/75. [Antiphonal]251 manuscript leaves. 3579.626.3.2 (microfilm).
- Monza. Duomo. Manuscript. C 13/76. [Antiphonal]187 manuscript leaves. Illustrations, music. 3579.626.3.1 (microfilm).
- Munich. Bayerische Staatsbibliothek. Manuscript. 5539. [Theoretical works, tropes, sequences, motets, etc.193 manuscript leaves. Music. 3585.606.12.30 (microfilm).
- Munich. Bayerische Staatsbibliothek. Manuscript. Clm. 11764. [Gradual]259 manuscript leaves. Music. 3585.606.12.31 (microfilm).
- Munich. Bayerische Staatsbibliothek. Manuscript. Clm. 14083. [Sequentiary-cantatorium, troper of St. Emmeram]128 manuscript leaves. Music. 3585.606.12.12 (microfilm).
- Munich. Bayerische Staatsbibliothek. Manuscript. Clm. 14322. [Sequentiary-cantatorium, troper of St. Emmeram]156 manuscript leaves. Music. 3585.606.12.13 (microfilm).
- Munich. Bayerische Staatsbibliothek. Manuscript. Clm. 16141 [Antiphoner]Secular antiphoner from Passau. 3585.606.12.43 (microfilm).
- Munich. Bayerische Staatsbibliothek. Manuscript. Clm. 19242. [Libellus Missae de Tegernsee]182 manuscript pages. Music. Includes votive masses for common saints.
3585.606.12.38 (microfilm). - Munich. Bayerische Staatsbibliothek. Manuscript. Clm. 23285. [Gradual followed by kyriale and sequences]91 manuscript leaves. Music. 3585.606.12.39 (microfilm).
- Munich. Bayerische Staatsbibliothek. Manuscript. Clm. 27130. [Gradual of Ottobeuren, followed by tropes, kyriale, and sequences]124 manuscript leaves. Music. 3585.606.12.42 (microfilm).
- Munich. Bayerische Staatsbibliothek. Manuscript. Clm. 4101. [Gradual of Brother Jakob Wegelin of Augsburg]604 manuscript pages. Illustrations, music. 3585.606.12.14 (microfilm).
- Munich. Universitätsbibliothek. Manuscript. Cod. 156. [Gradual with sequences from Kollegiatstift St. Castulus in Moosburg]265 manuscript leaves. Illustrations, music. 3586.5.4 (microfilm).
- Munich. Bayerische Staatsbibliothek. Manuscript. Cod. Lat. 759. [Manuscript]112 manuscript leaves. Manuscript. Original in Bayerische Staatsbibliothek (D Mbs). 3585.606.12.759 (microfilm).
- Munich. Bayerische Staatsbibliothek. Manuscript. Cod lat. 14926. [Collection containing alleluias, hymns, antiphons, sequences, responses]382 leaves: music. Manuscript. Original in Munich, Bayerische Staatsbibliothek (D Mbs). 3585.606.12.14926 (microfilm).
- Munich. Bayerische Staatsbibliothek. Manuscript. Cod lat. 23027. [Collection containing masses, graduals, alleluias and more]184 leaves: music. Manuscript. Original in Munich, Bayerische Staatsbibliothek (D Mbs). Includes an index of pieces. 3585.606.12.23027 (microfilm).