Subject
- River navigation[remove]50
- Military supplies10
- Military logistics9
- Railway construction6
- Prisoners of War5
- Administration4
- Afghanistan--History--Barak... Dynasty, 1823-19734
- Punjab--History--Sikh Empire, 1799-18494
- Sindh--History--Talpur Dynasty, 1783-18434
- Tribes4
- Cars3
- Euphrates Expedition (1835-1837)3
- Treaties3
- Aeroplanes2
- Armed forces2
- Battles2
- Concessions2
- Frontiers2
- Iran--History--Qajar dynasty, 1794-19252
- Mail steamers2