The Astronomical Observatories of Jai Singh c7.4
The Astronomical Observatories of Jai Singh c7.4
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c7.4
³ Al-Zarqālī called it al-‘Abbādiya in honour of al-Mu‘tamid b. ‘Abbād, king of Seville (A.D. 1068-1091). See C. Nallino. *Encyclopædia of Islām* p. 502.