Subject
- Colonial administration12
- Boundaries5
- Italo-Ethiopian War (1935-1936)5
- Treaties5
- Diplomacy4
- Air raid precautions3
- Currencies3
- Income tax3
- Kings and rulers--Succession3
- Military intelligence3
- National budgets3
- Postal services3
- Wages3
- Aden Colony Order in Council (1936)2
- Anglo-Italian relations2
- Anglo-Yemeni relations2
- Bilateral relations2
- Government spending2
- National accounting2
- Salt industry and trade2