John, the Deacon of Rome, approximately 824–approximately 882: Vita S. Gregorii papae [Latin]
- Manuscripts:
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- Jesus College MS. 37 — 11th century, late; English
- MS. Bodl. 381 (Selected pages online) — Composite manuscript
- MS. Canon. Misc. 184 — 12th century
- MS. Canon. Misc. 575 (Digital facsimile online) — Composite manuscript
The above references reflect only the current coverage of the online catalogue and may not be comprehensive.