- Markaz Aja
- Admin ASC 2 CodeOrig. name Markaz AjāCountry and Admin Code EG.01.361701 EG
World countries Adminstrative division ASC I-II . 2014.
World countries Adminstrative division ASC I-II . 2014.
Nasir al-Din al-Tusi — Persian Muslim scholar Naṣīr al Dīn al Ṭūsī The Astronomical Observatory of Nasir al Din al Tusi Title Khawaja Nasir … Wikipedia
Mu'ayyad al-Din al-'Urdi — Mu’ayyad al Din al ’Urdi (died 1266) was an Kurdish Muslim astronomer, mathematician, architect and engineer working at the Maragheh observatory. He was born in Aleppo,todays Syria, and later moved to Maragheh, Azarbaijan, Kurdistan, to work at… … Wikipedia