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Keywords
- Early works29
- Manuscripts, Arabic29
- Timekeeping[remove]29
- New Jersey--Princeton25
- Astronomy, Arab10
- Astronomical instruments8
- Qiblah7
- Astrolabes6
- Tables6
- Almucantar5
- Manuscripts, Persian5
- Quadrants (Astronomical instruments)5
- Sharḥ al-Wiqāyah (Maḥbūbī, ʻUbayd Allāh ibn Masʻūd)5
- Astronomy4
- Manuscripts, Turkish4
- Mathematics, Arab4
- scientific illustrations (images)4
- tables (documents)4
- Arithmetic3
- Hadith3