- Actions and defenses1
- Adarve, Lazardo del1
- Adhan1
- Administration of estates1
- Adrian VI, Pope, 1459-15231
- Aegidius, Saint, Abbot1
- Affinity (Law)1
- Africa--Atlantic Coast1
- Agazaria, Claudio Boncompagni di1
- Aggada1
- Agnihotra (Hindu rite)1
- Agustín, Antonio, 1517-1586. Dialogos de medallas inscriciones y otras antiguedades1
- Alba, Fernando Alvarez de Toledo, duque de, 1507-15821
- Albizzi, Costanza1
- Albums1
- Alchemy--Manuscripts1
- Alcoholism--Religious aspects--Islam1
- Aleramo, Marquis of Monferrato, -9671
- Alexander, the Great, 356 B.C.-323 B.C.1
- Alfonso II, King of Naples, 1448-14951