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Keywords
- Astrolabes[remove]20
- Early works19
- Manuscripts, Arabic19
- New Jersey--Princeton15
- Astronomy, Arab13
- Manuscripts, Persian7
- Astronomical instruments6
- Quadrants (Astronomical instruments)5
- Almucantar4
- Mathematics, Arab4
- Timekeeping4
- Eighteenth century3
- Geometry3
- Islamic Empire3
- Mulakhkhaṣ fī al-hayʼah (Jaghmīnī, Maḥmūd ibn Muḥammad)3
- Qiblah3
- Sharḥ al-Wiqāyah (Maḥbūbī, ʻUbayd Allāh ibn Masʻūd)3
- Watermarks3
- Ṭūsī, Naṣīr al-Dīn Muḥammad ibn Muḥammad, 1201-1274. Bīst bāb dar maʻrifat-i asṭurlāb3
- Calendar, Chinese2