WITNESS
Risālah fī ʿamal al-asṭurlāb_Sana`a_Private Collection_Qadi Ismail al-Akwa_
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A marginal note states thatthe work was compiled by the Sultan al-Muʾayyad. The short treatise, which contains a few diagrams and no tables, mentions star positions computed for Ramaḍān 680 (Dec. 1281). |
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487232
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References
King, David. 1983. Mathematical Astronomy In Medieval Yemen: A Bibliographical Survey. Malibu: Undena Publications.
Pp. 33 (10.1), 66 (SB).