- World War, 1914-1918 + Propaganda, British
- World War, 1914-1918 + Prisoners and prisons
- World War, 1914-1918 + Diplomatic history -- Congresses
- World War, 1914-1918 + Education and the war
- World War, 1914-1918 + Science -- Congresses
- World War, 1914-1918 + Literature and the war -- Bibliography
- World War, 1914-1918 + Social aspects -- Turkey
- World War, 1914-1918 + Communications
- World War, 1914-1918 + Protest movements -- Germany
- World War, 1914-1918 + War work -- France -- Picardy -- Exhibitions
- World War, 1914-1918 + Economic aspects -- Germany
- World War, 1914-1918 + Civilian relief
- World War, 1914-1918 + Concentration camps -- Great Britain
- World War, 1914-1918 + Naval operations, British
- World War, 1914-1918 + Antiquities
- World War, 1914-1918 + Participation, Indic
- World War, 1914-1918 + Medical care -- Germany
- World War, 1914-1918 + Women -- Great Britain
- World War, 1914-1918 + Social aspects -- Middle East
- World War, 1914-1918 + Textbooks -- Congresses
- World War, 1914-1918 + Participation, Female
- World War, 1914-1918 + Territorial questions -- Carpathian Mountains Region -- Sources
- World War, 1914-1918 + Censorship -- France
- World War, 1914-1918 + East Indians
- World War, 1914-1918 + Participation, Black
- World War, 1914-1918 + German Americans
- World War, 1914-1918 + Participation, Indian
- World War, 1914-1918 + Social aspects -- Germany
- World War, 1914-1918 + Participation, Chinese
- World War, 1914-1918 + Press coverage -- France
- World War, 1914-1918 + Anniversaries, etc
- World War, 1914-1918 + Social aspects -- Italy -- Rome
- World War, 1914-1918 + Peace + Sources
- World War, 1914-1918 + Campaigns -- France -- Congresses
- World War, 1914-1918 + Finance -- Italy
- World War, 1914-1918 + Veterans -- Great Britain -- Care
- World War, 1914-1918 + Diplomatic history -- Middle East
- World War, 1914-1918 + Veterans -- Austria
- World War, 1914-1918 + Participation, East Indian
- World War, 1914-1918 + Veterinary service -- Great Britain
- World War, 1914-1918 + Food supply
- World War, 1914-1918 + Anniversaries, etc -- Congresses
- World War, 1914-1918 + Photography
- World War, 1914-1918 + Economic aspects -- Great Britain
- World War, 1914-1918 + Cryptography
- World War, 1914-1918 + Participation, Jewish
- World War, 1914-1918 + Personal narratives, British
- World War, 1914-1918 + Protest movements -- Great Britain
- World War, 1914-1918 + Social aspects -- Congresses
- World War, 1914-1918 + Atrocities -- Turkey