akg8546154
Abu al-Abbas Ahmad ibn Muhammad ibn Kathir al-Farghani (lat: Alfraganus), Astronomer at the court of the Abbasid Caliphate in Baghdad. Farg'ona (Uzbekistan) around 800 - Egypt around 870. Works: Treatise on the astrolabe (9th century; complete title: al-Kitab al-Kamil fi Sana'at al-Asturlab al-Shimali wa-l-Janubi wa-'Ilaliha bi-l-Handasa wal-Hisab - The Complete Book on the Construction of Northern and Southern Astrolabes and their underlying principles by geometry and calculation). - Double page with text and illustration. - Fragment (parts 3-7, 72 leaves) of a manuscript. Egypt, Syria or Mesopotamia, c. 12th century. Black and red ink on paper, c. 24 × 15.6 cm. Scribe: Ibrahim ibn 'Abd al Mun'im ibn Abi Muhammad ibn Nasr ibn Muqallid al-Ansari. London, Sotheby's, April 29, 1998, lot 37.
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