There are old art objects and rare astronomical instruments in the library. The oldest instrument of the collection is an Astrolabe made by Siraj Damashqi in AH.615 (1218 A.D). Other astrolabes by this instrument maker are known one dated A.H. 623 (1225 A.D.) is in the Salar Jung Museum, Hyderabad and other of A.H. 628 (1280 A.D.) is with the National Museum, New Delhi. Chronologically the next instrument is a Celestial globe crafted by Muhammad Ibn Jaffar in AH 834 (1430-31 AD) at Kirman equally important is a mariner's astrolabe in this collection it is undated. Another astrolabe designed by Ziauddin Muhammad of Lahore dated 1074 AH (1663-64 AD).