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Keywords
- Astronomical instruments[remove]2
- Early works2
- Manuscripts, Arabic2
- Almucantar1
- Astrolabes1
- Astronomy, Arab1
- Compass1
- Islamic Empire1
- Manuscripts, Turkish1
- New Jersey--Princeton1
- Nile River1
- Timekeeping1
- Watermarks1
- codices (bound manuscripts)1
- compilation manuscripts1
- diagrams1
- manuscripts (documents)1
- tables (documents)1