Edinburgh-Exeter
- Edinburgh. National Library of Scotland. Manuscript. Adv. ms. 5.1.15 [Scone antiphonary]180 manuscript leaves. Music. Contains 9 Masses, 1 Agnus, 6 Magnificats, 11 motets, 1 textless fragment. 3351.6.2 (microfilm).
- Einsiedeln. Stiftsbibliothek. Manuscript. 121. [Gradual followed by sequences]600 manuscript pages. Music. 3356.616.41.2 (microfilm).
- Einsiedeln. Stiftsbibliothek. Manuscript. 366. [Sequentiary fragments]58 manuscript pages. Music. 3356.616.41.1 (microfilm).
- Engelberg (Abbey). Stiftsbibliothek. Manuscript. Codex 1. [Gradual][381] leaves: music. Manuscript. 3363.420.513.1 (microfilm).
- Engelberg (Abbey). Stiftsbibliothek. Manuscript. Codex 311 (olim 5/10) Richardus de S. Victore, De tabernaculo foederis et eius pertinentiis.92 leaves. Manuscript. 3363.420.513.2 (1) (microfilm).
- Engelberg (Abbey). Stiftsbibliothek. Manuscript. Codex 312 (olim 5/21) Hugh of Saint-Victor (1096?-1141), [Sermons]98 leaves. Manuscript. Includes Dearcha Noe and De institutione novitiorum. 3363.420.513.2 (2) (microfilm).
- Engelberg (Abbey). Stiftsbibliothek. Manuscript. Codex 313 (olim 5/26) Saint Paschasius Radbertus (786-ca. 860), [In lamentiones Jeremiae prophetae]173 leaves. Manuscript. 3363.420.513.2 (3) (microfilm).
- Epinal. Bibliothèque municipale. Manuscript. 80. [Breviary of Chalons-sur-Saone]438 manuscript leaves. Music. 3365.462.3.1 (microfilm).
- Escorial. Real Biblioteca. Manuscript. IV a.24 [Chansonnier]3369.5.1 (microfilm).
- Escorial. Real Biblioteca. Manuscript. b.1.2. [Cantigas de Santa Maria]361 manuscript leaves. Music. 3369.5.2 (microfilm).
- Esztergom. Esztergomi Foszekesegyhazi Konyvtar. Manuscript. 265. [Pontifical of Johannes Filipecz][179] manuscript leaves: illustrations, music. 3370.897.24.1 (microfilm).
- Exeter. Exeter Cathedral. Library. Manuscript. 3513. Pontificale Edm. Lacy Epes. Eton.105 manuscript leaves. 3378.371.24.2 (microfilm).
- Exeter. Exeter Cathedral. Library. Manuscript. 3515. [Sarum missal]181 manuscript leaves. Music. 3378.371.24.1 (microfilm).