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Keywords
- Annotations1
- Arab countries1
- Astrolabes[remove]3
- Astronomical instruments1
- Astronomy1
- Astronomy, Arab1
- Astronomy, Greek1
- Compasses (Mathematical instruments)1
- Early works3
- Geography, Arab1
- Geometry1
- History1
- Islamic countries1
- Manuscripts1
- Manuscripts, Arabic2
- Manuscripts, Medieval1
- Manuscripts, Persian1
- Music1
- Optics1
- Stamps3