| to researchers | 8 | transitive-object |
| to the public’s viewing pleasure | 7 | transitive-object |
| for teaching | 5 | purpose |
| archive → be → valuable | 20 |
| archive → be → valuable resource | 9 |
| archive → provide → valuable resource | 5 |
| archive → be → valuable tool | 4 |
| negative | neutral | positive |
| 0.038 | 0.240 | 0.721 |
| Raw frequency | 38 |
| Normalized frequency | 0.509 |
| Modifier score | 0.500 |
| Perplexity | 186.611 |