| Subjects term | Scope note | Archival description count | Authority record count |
|---|---|---|---|
| Aeronautics--Safety measures | 1 | 0 | |
| Agriculture | 2 | 0 | |
| Air Pollution | 1 | 0 | |
| Alcohol | 9 | 0 | |
| Ambulatory surgery | 1 | 0 | |
| Animal experimentation | 1 | 0 | |
| Animal rights history | 1 | 0 | |
| Animal rights movement | 1 | 0 | |
| Archaeology | 5 | 0 | |
| Architectural drawing 20th century | 1 | 0 |