Brass Islamic planispheric astrolabe of Syrian origin with cursive & Kufic Arabic script, fitted with three latitude plates (28/31ďż˝, 36/39 ďż˝ & 30/42 ďż˝ - later 16th century?), unsigned without date, 901-1100 CE. Latitude plate engraved on mater. Fitted with later hexagonal nut and bolt.