Title: Chand risālah dar ḥisāb va hayʼāt
Description: Composite manuscript written in at least three hands and on more than one type of paper containing eight treatises on astronomy and arithmetic with an introduction; diagrams within and between the works. Some of the works are dedicated to Muḥammad Valī Mīrzā, the third son of Fatḥ ʻAlī Shāh Qajar (see for example, f. 171v, 279r).
Subjects: Astronomy, History, Astronomical instruments, Early works to 1800, Arithmetic, Geometry, Compasses (Mathematical instruments), Persian Manuscripts
Places: Islamic countries