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Keywords
- Astronomy, Arab[remove]10
- Early works9
- Manuscripts, Turkish8
- New Jersey--Princeton8
- Manuscripts, Arabic7
- Astronomical instruments5
- Islamic Empire5
- Astrolabes4
- Almucantar3
- Astronomy3
- Manuscripts, Persian3
- Quadrants (Astronomical instruments)3
- Timekeeping3
- diagrams3
- Elements (Euclid)2
- Geometry2
- Illustrated works2
- Tables2
- Time measurements2
- codices (bound manuscripts)2