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Keywords
- Astrolabes[remove]40
- Early works36
- New Jersey--Princeton32
- Manuscripts, Arabic28
- Astronomy, Arab26
- Manuscripts, Persian17
- Islamic Empire16
- Astronomical instruments10
- Quadrants (Astronomical instruments)9
- History8
- Almucantar7
- Eighteenth century7
- Fifteenth century7
- Manuscripts, Turkish7
- Sources7
- Watermarks7
- Ṭūsī, Naṣīr al-Dīn Muḥammad ibn Muḥammad, 1201-1274. Bīst bāb dar maʻrifat-i asṭurlāb7
- Autographs5
- Islamic countries5
- Mathematics, Arab5