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Keywords
- Astronomy, Arab[remove]2
- Early works2
- Manuscripts, Arabic2
- New Jersey--Princeton2
- Arithmetic1
- Astronomical instruments1
- Astronomy1
- Athīr al-Dīn al-Abharī, al-Mufaḍḍal ibn ʻUmar, -1265. Hidāyat al-ḥikmah1
- Excerpts1
- Islamic philosophy1
- Letter writing, Persian1
- Manuscripts, Turkish1
- Mathematics, Arab1
- Satellites--Phases1
- Tables1
- Timekeeping1