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- Balance of power
- Balanidae
- Balaton, Lake (Hungary) -- Description and travel
- Balaton, Lake, Region (Hungary) -- Description and travel
- Balboa, Vasco Nuñez de (17475-1519)
- Baldwin, Archbishop of Canterbury, approximately 1120-1190
- Baldwin locomotives
- Balearic Islands (Spain) -- Description and travel
- Balearic Islands (Spain) -- History
- Balfour, Alexander, 1824-1886
- Balfour, Arthur James, 1848-1930 -- Humor
- Balkan Peninsula
- Balkan Peninsula -- Description and travel
- Balkan Peninsula -- Fiction
- Balkan Peninsula -- History
- Balkan Peninsula -- History -- War of 1912-1913
- Balkan Peninsula -- History -- War of 1912-1913 -- Medical care
- Balkan Peninsula -- Politics and government
- Balkan Peninsula -- Social life and customs
- Balkan Peninsula -- Social life and customs -- Fiction
- Ballades
- Ballad opera -- Fiction
- Ballad operas -- Librettos
- Ballads
- Ballads, Danish -- Translations into English