| Code | Description | Fiches |
|---|---|---|
| 270 | Christian church history | 254 |
| 271 | Religious orders in church history | 153 |
| 272 | Persecutions in church history | 42 |
| 273 | Heresies in church history | 32 |
| 274 | Christian church in Europe | 14 |
| 275 | Christian church in Asia | 1 |
| 276 | Christian church in Africa | 0 |
| 277 | Christian church in North America | 0 |
| 278 | Christian church in South America | 0 |
| 279 | Christian church in other areas | 0 |