CYRIL, Saint, Patriarch of Alexandria. Preclarum op[us] . . . q[uod] Thesaur[us] nuncupat[ur] . . . de co[n]substa[n]tialitate filii & sp[irit]us sancti cu[m] deo p[at]re. Latin translation by George of Trebizond, edited by Josse Clichtove. Title within woodcut border; full-page woodcut on last page showing the Adoration of the Magi above scenes of the martyrdom of St. Ursula and the 11,000 virgins, and the mother and her 7 sons from the Second Book of Maccabees. [4], 86 leaves. Folio, 288x211 mm, modern 1/4 vellum; scattered foxing, dark stain across C4.5; cloth slipcase. wide-margined copy. [Paris]: (Wolfgang Hopyl, 18 November) 1521