Subject
- Military intelligence88
- Military logistics80
- Military supplies73
- Military administration72
- Military personnel53
- Military operations25
- Railway construction24
- Railways22
- Shipping15
- Prisoners of War13
- Reports13
- Military communications12
- Battles11
- Demobilisation11
- Military equipment11
- Military occupation11
- River navigation11
- Tribes11
- Colonial administration10
- Bolshevism9