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Keywords
- Astronomy, Arab2
- Early works2
- Islamic Empire[remove]2
- Manuscripts, Persian2
- diagrams2
- Algebra1
- Annotations1
- Apollonius, of Perga. Conics1
- Arab countries1
- Astrolabes1
- Conics (Apollonius, of Perga)1
- Geography, Arab1
- Geometry1
- History1
- Manuscripts, Arabic1
- Mathematics, Arab1
- Music theory1
- New York (State)--New York1
- Stamps1
- blind-tooled (decoration)1