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Keywords
- Astrolabes[remove]36
- Early works33
- Manuscripts, Arabic32
- New Jersey--Princeton27
- Astronomy, Arab21
- Astronomical instruments14
- Islamic Empire11
- Manuscripts, Persian11
- Quadrants (Astronomical instruments)10
- diagrams10
- Almucantar7
- Watermarks6
- codices (bound manuscripts)6
- Geometry5
- Manuscripts, Turkish5
- Timekeeping5
- Autographs4
- Mathematics, Arab4
- Qiblah4
- Stamps4