- Advaita22
- Advisory opinions (Islamic law)4
- Affinity (Law)1
- Africa1
- Agazaria, Claudio Boncompagni di1
- Agnihotra (Hindu rite)1
- Agriculture1
- Agustín, Antonio, 1517-1586. Dialogos de medallas inscriciones y otras antiguedades1
- Ajurrūmīyah (Ibn Ājurrūm, Muḥammad ibn Muḥammad)5
- Alba, Fernando Alvarez de Toledo, duque de, 1507-15821
- Alban, Saint, -304?1
- Alchemy14
- Alchemy--Bibliography1
- Alexander, de Villa Dei. Doctrinale puerorum1
- Alexander, the Great, 356 B.C.-323 B.C--In literature2
- Alexander, the Great, 356 B.C.-323 B.C--Romances2
- Alexander, the Great, 356 B.C.-323 B.C.5
- Alexius, Saint1
- Alfonso I King of Asturias, 693-7561
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