Subject
History
23
Description and travel
7
Architecture
3
Politics and government
3
Colonies
2
Constitutional history
2
Federal government
2
Historical geography
2
Philosophy
2
Anglo-Saxon race
1
Antiquities
1
Archaeology
1
Architecture, Italian
1
Cities and towns
1
Conservation and restoration
1
Eastern question (Balkan)
1
Establishment and disestablishment
1
Imperial federation
1
Migrations of nations
1
Monuments
1
Normans
1
Political science
1
Popes
1
Study and teaching
1
Temporal power
1
Teutonic race
1