The Astronomical Work of Mu'ayyad al-Din al-Urdi: A 13th-Century Reform of Ptolemaic Astronomy
FAIN: RL-20704-85
Columbia University (New York, NY 10027-7922)
George A. Saliba (Project Director: July 1984 to May 1988)
To support the translation and annotation of a major 13th-century Arabic treatise on astronomy.