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Keywords
- Astrolabes[remove]9
- Early works9
- Manuscripts, Arabic9
- Astronomy, Arab7
- New Jersey--Princeton7
- Manuscripts, Persian5
- Astronomical instruments4
- Geometry3
- Islamic Empire3
- Almucantar2
- Autographs2
- Calendars2
- Dialectic2
- Elements (Euclid)2
- Manuscripts, Turkish2
- Mathematics, Arab2
- Quadrants (Astronomical instruments)2
- Seventeenth century2
- Timekeeping2
- Watermarks2