| Geography & Travel | 3762 |
| Biography & Genealogy | 3115 |
| English & Old English Literatures | 1702 |
| History of Europe | 1369 |
| History of Asia | 642 |
| Public Administration & Military Science | 458 |
| Political Science | 362 |
| Customs, Etiquette & Folklore | 274 |
| Economics | 258 |
| Other Religions | 252 |
| Law | 251 |
| History of Ancient World (To Ca. 499) | 236 |
| History of Europe | 230 |