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Keywords
- Early works5
- volvelles[remove]5
- Astronomy3
- Manuscripts, Renaissance3
- codices (bound manuscripts)3
- Manuscripts, Latin2
- Seventeenth century2
- Sixteenth century2
- Tables (Data)2
- diagrams2
- manuscripts (documents)2
- treatises2
- Astrolabes1
- Astrology1
- Astrology, Arab1
- Ciphers1
- Cryptography1
- Fifteenth century1
- Germany1
- Islamic calendar1