Photius, I, Saint, Patriarch of Constantinople, approximately 820–approximately 891: Quaestiones Amphilochianae [Greek]
- Manuscripts:
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- MS. Barocci 129 (Digital facsimile online) — 13th cent. (Wilson); 14th cent., first quarter (Hutter)
The above references reflect only the current coverage of the online catalogue and may not be comprehensive.