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Keywords
- Astronomical instruments[remove]37
- Early works34
- Manuscripts, Arabic32
- New Jersey--Princeton32
- Quadrants (Astronomical instruments)16
- Astrolabes15
- Astronomy, Arab15
- Almucantar11
- Manuscripts, Turkish10
- Islamic Empire9
- Timekeeping8
- diagrams8
- Manuscripts, Persian6
- Commentaries5
- Hadith5
- Prayer--Islam5
- Qurʼan5
- codices (bound manuscripts)5
- tables (documents)5
- Astronomy4