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Keywords
- Early works3
- Manuscripts, Arabic3
- Timekeeping[remove]3
- Almucantar2
- Astronomy2
- Astronomy, Arab2
- Manuscripts, Turkish2
- diagrams2
- Arithmetic1
- Astrolabes1
- Astrology1
- Astronomical instruments1
- Charts, diagrams, etc.1
- Constellations1
- Eighteenth century1
- Islamic Empire1
- Manuscripts, Persian1
- Mathematics, Arab1
- New Jersey--Princeton1
- Qiblah1