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Keywords
- Early works26
- Manuscripts, Arabic26
- Timekeeping[remove]26
- New Jersey--Princeton25
- Astronomy, Arab9
- Astronomical instruments8
- Astrolabes5
- Manuscripts, Persian5
- Qiblah5
- Tables5
- Almucantar4
- Manuscripts, Turkish4
- Quadrants (Astronomical instruments)4
- Sharḥ al-Wiqāyah (Maḥbūbī, ʻUbayd Allāh ibn Masʻūd)4
- scientific illustrations (images)4
- tables (documents)4
- Astronomy3
- Islamic Empire3
- Mathematics, Arab3
- Watermarks3