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Subject
- World War, 1939-19458
- Coasts4
- Nautical charts4
- Roads4
- Forest reserves3
- Railroads3
- Real property3
- Bombing, Aerial2
- Boundaries2
- Forests and forestry2
- Geology2
- Population2
- Administrative and political divisions1
- Aerial Operations, Germany1
- Britain, Battle of, Great Britain, 19401
- Campaigns1
- Caricatures and cartoons1
- Commerce1
- Destruction and pillage1
- Emigration and immigration1
