- Ambrosian rite1
- Amer tracts--17741
- American bison1
- Amorial38
- Amputation1
- Amputees1
- Analysis6
- Analysis (Philosophy)1
- Anatomical illustration --Early works to 18001
- Anatomy2
- Anatomy, Artistic10
- Anatomy, Comparative2
- Ancient and Mystical Order Rosae Crucis1
- Angels2
- Anglo-Norman literature1
- Anglo-Norman poetry1
- Animal culture3
- Animals52
- Anomalies2
- Antelopes1