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Keywords
- Almucantar[remove]11
- Early works11
- Manuscripts, Arabic11
- Quadrants (Astronomical instruments)9
- New Jersey--Princeton8
- Astronomy, Arab7
- Astronomical instruments5
- Astrolabes4
- Manuscripts, Turkish3
- Timekeeping3
- Astronomy2
- Mathematics, Arab2
- Prayer--Islam2
- Qiblah2
- Satellites--Phases2
- Seventeenth century2
- Sharḥ al-Wiqāyah (Maḥbūbī, ʻUbayd Allāh ibn Masʻūd)2
- Tables2
- Time measurements2
- diagrams2