Basil, Saint, Bishop of Caesarea, approximately 329–379: Letters [Greek]
- Manuscripts:
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- MS. Barocci 56 (Digital facsimile online) — Composite manuscript
- MS. Barocci 121 (Digital facsimile online) — 10th century
- MS. Barocci 228 (Digital facsimile online) — 11th century (?)
The above references reflect only the current coverage of the online catalogue and may not be comprehensive.