The Astronomical Observatories of Jai Singh c7.6

c7.6

⁴ Suter (p. 109), who also records (p. 163) that one Aḥmad b. M. b. ‘Othmān al-Azdī, who died at Morocco about A.D. 1340, also wrote on the use of the Sakārī and Zarqālī Safīḥa. For a brief description of the instrument see also L. A. Sédillot’s *Mémoire*, p. 184 and fig. 95.