Keywords
- Alliata family1
- Almanach perpetuum celestium motuum (Zacuto, Abraham ben Samuel)1
- Altoviti, Bartolomea1
- Amadori, Bartolomeo1
- Amadori, Lorenzo1
- Amadori, Niccolo1
- Angelio family1
- Angels1
- Antiquities1
- Apocryphal and legendary literature1
- Aqueducts1
- Architecture--Orders1
- Arcibucci, Alessandro1
- Arithmetic--Study and teaching1
- Armorial bookplates1
- Arrighi family1
- Arrigucci, Andrea1
- Arrigucci, Caterina1
- Arrigucci, Donato1
- Arrigucci, Luigi1