- World War, 1914-1918 + Social aspects -- Belgium -- Brussels
- World War, 1914-1918 + Atrocities
- World War, 1914-1918 + Regimental histories -- United States
- World War, 1914-1918 + Diplomatic history
- World War, 1914-1918 + Science
- World War, 1914-1918 + Aerial operations, Japanese -- Pictorial works
- World War, 1914-1918 + African Americans
- World War, 1914-1918 + Campaigns -- Eastern Front
- World War, 1914-1918 + Moral and ethical aspects -- Drama
- World War, 1914-1918 + Veterans -- Fiction
- World War, 1914-1918 + Secret service -- United States
- World War, 1914-1918 + Campaigns -- Arabian Peninsula
- World War, 1914-1918 + Secret service -- Fiction
- World War, 1914-1918 + Campaigns -- Soviet Union -- Drama
- World War, 1914-1918 + Veterans + Crimes against -- Fiction
- World War, 1914-1918 + Secret service -- Germany
- World War, 1914-1918 + Women -- Fiction
- World War, 1914-1918 + Psychological aspects
- World War, 1914-1918 + Veterans + Mental health -- Great Britain
- World War, 1914-1918 + Veterans -- Great Britain -- Fiction
- World War, 1914-1918 + Campaigns -- Balkan Peninsula
- World War, 1914-1918 + Participation, Female -- Juvenile literature
- World War, 1914-1918 + Campaigns -- Russia -- Drama
- World War, 1914-1918 + Public opinion -- Sources
- World War, 1914-1918 + Veterans -- Drama
- World War, 1914-1918 + Participation, African American -- Juvenile literature
- World War, 1914-1918 + Cryptography
- World War, 1914-1918 + Campaigns -- Turkey -- Gallipoli Peninsula -- Drama
- World War, 1914-1918 + Campaigns -- Africa -- Drama
- World War, 1914-1918 + Press coverage -- United States
- World War, 1914-1918 + Medical care -- United States
- World War, 1914-1918 + Battlefields
- World War, 1914-1918 + Conscientious objectors -- Fiction
- World War, 1914-1918 + Monuments -- Washington (D.C.)
- World War, 1914-1918 + Air pilots, Military
- World War, 1914-1918 + Aerial operations, American
- World War, 1914-1918 + Influence
- World War, 1914-1918 + Search and rescue operations -- Drama
- World War, 1914-1918 + Peace
- World War, 1914-1918 + Public opinion
- World War, 1914-1918 + Aerial operations -- Drama
- World War, 1914-1918 + Campaigns -- Comic books, strips, etc
- World War, 1914-1918 + Veterans -- England -- Fiction
- World War, 1914-1918 + Women -- United States -- Fiction
- World War, 1914-1918 + Social aspects
- World War, 1914-1918 + Repatriation of war dead -- Great Britain -- Fiction
- World War, 1914-1918 + Participation, African American
- World War, 1914-1918 + Secret service -- Russia -- Drama
- World War, 1914-1918 + Economic aspects -- United States
- World War, 1914-1918 + Medical care -- France