- Alchemy1
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- Alessandro, Pietro di1
- Alfonso X, King of Castile and Leon, 1221-12841
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- Alvarez family1
- Amadori, Lorenzo1
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- An authorization to perform a ritual slaughter according to the Jewish law by Avraham Mosheh Leʼon of Carpentras to his son Daniʼel, written on 25 of Tamuz 17641
- Anaphora1
- Ancient Greek (culture or style)1
- Andrea, Antonio di1
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