In the present work, Scher covers the Syriac (and some Arabic) manuscripts then located at the Chaldean Patriarchal Library in Mosul, which possessed a broad and rich collection. An index of authors and anonymous works concludes the catalog.
This brief but important work provides readers with a concise overview of the School of Nisibis, the east Syriac study center, including the famous teachers and students associated with it and its functional arrangement.
Addai Scher, the last bishop of Siirt (Seert), here describes the collection of Syriac and Arabic manuscripts of the episcopal library there, a total of 136 codices in various genres.