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Keywords
- Astrolabes[remove]7
- Early works7
- Manuscripts, Turkish6
- Islamic Empire5
- New Jersey--Princeton5
- Astronomy, Arab4
- Manuscripts, Arabic4
- Almucantar2
- Astronomical instruments2
- Astronomy2
- Elements (Euclid)2
- Geometry2
- Illustrated works2
- Manuscripts, Persian2
- Quadrants (Astronomical instruments)2
- Time measurements2
- Turkey2
- Watermarks2
- diagrams2
- Arabic alphabet1