Subject
- Soldiers--Social conditions36
- Soldiers--Training36
- Soldiers--Training of36
- Trenches36
- War36
- War casualties36
- Weather36
- World War (1914-1918)36
- Biology--Fieldwork32
- Scientific expeditions21
- Zoological surveys21
- Voyages and travels15
- History14
- Crime13
- Criminal records13
- Local history13
- Police13
- Police administration13
- Police--Records and correspondence13
- Bird populations12