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Keywords
- Astrolabes[remove]22
- Early works20
- Astronomy, Arab10
- New Jersey--Princeton9
- Islamic Empire8
- Manuscripts, Arabic8
- Manuscripts, Persian8
- codices (bound manuscripts)8
- diagrams8
- Astronomy6
- History6
- Stamps5
- manuscripts (documents)5
- Islamic countries4
- Sources4
- Astronomical instruments3
- Eighteenth century3
- Fifteenth century3
- Geometry3
- Seventeenth century3