Johannes, Somer, 1340–1400: Kalendarium [Latin]
- Bibliography:
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- Sharpe, Latin Writers, s.n.
- ed. L. Mooney, Athens, 1998
- Manuscripts:
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- MS. Ash. Rolls 55 — c. 1406 (?); England
- MS. Ashmole 789 (Selected pages online) — Composite manuscript
- MS. Digby 5 — Composite manuscript
- MS. Rawl. D. 928 (R) (Selected pages online) — 15th century; English
- MS. Savile 39 (Selected pages online) — 14th century, end (after 1387); English
The above references reflect only the current coverage of the online catalogue and may not be comprehensive.