Keywords
- Calendars2
- Dialectic2
- Elements (Euclid)2
- Mathematics, Arab2
- Quadrants (Astronomical instruments)2
- Timekeeping2
- Watermarks2
- codices (bound manuscripts)2
- tables (documents)2
- 1400-14991
- Arabic alphabet1
- Arabic language--Grammar1
- Arabic language--Morphology1
- Arabic language--Writing1
- Astrology1
- Astrology, Arab1
- Bookplates1
- Comets1
- Compass1
- Divination1