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Keywords
- Almucantar2
- Astrolabes2
- Astronomy, Arab2
- Early works2
- Islamic Empire2
- Manuscripts, Arabic2
- New Jersey--Princeton2
- Quadrants (Astronomical instruments)[remove]2
- Watermarks2
- Arabic alphabet1
- Astrology, Arab1
- Astronomical instruments1
- Autographs1
- Comets1
- Divination1
- Eighteenth century1
- Elements (Euclid)1
- Fortune-telling1
- Geometry1
- Ibn al-Sarrāj, Aḥmad ibn Abī Bakr, active 14th century1