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Keywords
- Manuscripts, Arabic35
- Quadrants (Astronomical instruments)[remove]35
- Early works34
- New Jersey--Princeton30
- Almucantar18
- Astronomical instruments15
- Astronomy, Arab15
- Astrolabes12
- Manuscripts, Turkish9
- Manuscripts, Persian7
- Islamic Empire6
- Hadith5
- Logic5
- Mathematics, Arab5
- Timekeeping5
- Watermarks5
- Commentaries4
- Dialectic4
- Geometry4
- Islam--Doctrines4