- Anatomy, Artistic1
- Animal mechanics1
- Anomalies1
- Architectural drawing --Early works to 18001
- Architecture --Italy --Rome --Early works to 18001
- Architecture--Designs and plans1
- Architecture--Italy--Genoa1
- Architecture--Orders1
- Architecture--Orders--Early works to 18001
- Armor1
- Art1
- Artists --Portraits1
- Astronomy1
- Astronomy --Early works to 18001
- Bandages1
- Bellows1
- Bells1
- Births1
- Catacombs1
- Caves1