Isaac de Syria (vescovo di Ninive). Collazione dell'abate Isaac recata alla sua vera lezione con l'aiuto e l'autorità del testo latino stampato a Venezia nel 1506 col ms. Zanotti del 1454 e la stampa di Venezia del 1500 e in questa biblioteca messa a stampa per cura del p. Bartolomeo Sorio. Roma: Dei Classici Sacri, 1845. 
2 volumes bound as one book. Leather spine with rules, designs, and title in gilt, marbled boards, 4 x 6 1/4 inches, 264 + 151 pp., separate title pages, some foxing, tight. Italian text. Very good. Hardcover.
St. Isaac the Syrian, Bishop of Nineveh. "Writings of the abbot Isaac restored to his true lesson with the help and authority of the Latin text printed in Venice in 1506 with MS. Zanotti in 1454 and Venice in 1500."
St. Isaac the Syrian, lived during the sixth century, a remarkable ascetic; his life was unknown to the West before a biography of the Saint was published in Rome in 1719. He is commemorated by the Orthodox on January 28.