Keywords
- Sources6
- Stamps6
- Autographs5
- Eighteenth century5
- Geometry5
- Islamic countries5
- Jewish astronomy5
- Mathematics, Arab5
- Ṭūsī, Naṣīr al-Dīn Muḥammad ibn Muḥammad, 1201-1274. Bīst bāb dar maʻrifat-i asṭurlāb5
- Astrology4
- Calendars4
- Manuscripts, Renaissance4
- Qiblah4
- Seventeenth century4
- Time measurements4
- compilation manuscripts4
- treatises4
- Arab countries3
- Elements (Euclid)3
- Geography, Arab3