Encyclopedias, Almanacs, Transcripts, and Maps
- Borlänge
- Börne, Karl Ludwig
- Boroimhe, Brian
- Borough, Stephen
- Borromean Islands
- Borromeo, Charles
- borstal system
- bort
- Borten, Per
- Borysthenes
- Bos, Jerom
- Bosboom-Toussaint, Anna Louisa Geertruida
- Boscán Almogáver, Juan
- Bosch, Carl
- Boscobel
- Boscoreale
- Boscovich, Ruggiero Giuseppe
- Bose-Einstein condensate
- Bosio, François Joseph, Baron
- Bosphorus