Materia
- Cultural History 8
- Environmental History 8
- Archaeology 7
- American History: 20th Century History 6
- Cultural History History 6
- Political History 6
- Russian and Former Soviet Union History 6
- British and Irish Early Modern History History 5
- European Early Modern History 5
- European Early Modern History History 5
- Middle East History 5
- World Modern History History 5
- Asian History History 4
- European Medieval History History 4
- History of Religion History 4
- British and Irish Medieval History History 3
- History of Ideas 3
- American History: 19th Century History 2
- Historiography 2
- World Early Modern History 2