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Keywords
- Astrolabes[remove]15
- Early works13
- Manuscripts, Arabic13
- Astronomy, Arab9
- diagrams9
- New Jersey--Princeton8
- Astronomical instruments7
- codices (bound manuscripts)6
- Geometry4
- Islamic Empire4
- Watermarks4
- manuscripts (documents)4
- tables (documents)4
- Almucantar3
- Autographs3
- Quadrants (Astronomical instruments)3
- Stamps3
- Time measurements3
- compilation manuscripts3
- Arab countries2