1. Columbia University Rare Book & Manuscript Library, MS Or 36 DS ID: DS6488 Title: Badīʻ al-ḥisāb Author: Rajab ʻAlī Beg Surūr Place: Lahore Date: 1851.
2. Princeton University, Islamic Manuscripts Garrett no. 1550Y DS ID: DS13455 Title: Hasht-Bihisht Author: Amir Khosrow Place: Lahore Date: 1842