Refractor telescope with altazimuth mount. No eyepiece was found. Given that the school building was designed with the provision for a dome telescope, we reasonably assume that this telescope is one of the first instruments of the School. DataInventory Number: AST72Date: Second half of 19th centuryInstrument Categories: Astronomy PlacesLocation: Μεγάλη του Γένους Σχολή, Κωνσταντινούπολη - Megali Genous Scholi of ConstantinopleOrigin: Μεγάλη του Γένους Σχολή, Κωνσταντινούπολη - Megali Genous Scholi of Constantinople