Encyclopedias, Almanacs, Transcripts, and Maps
- Blimps and Dirigibles
- Bloch, Jan
- Bloch, Marc (1886–1944)
- Blodgett, Katharine Burr
- Blok, Alexander
- Bloody Backs
- Bloody Tarleton
- Bloomsbury
- Blount Conspiracy
- Blue Licks, Kentucky
- Blue Mountain Valley Off Sandy Hook, New Jersey
- Blue Savannah, South Carolina
- Blues, The
- Blueswomen of the 1920S and 1930S
- Blum, Léon (1872–1950)
- Board of War
- Boat Race
- Bob Guccione Jr
- Bob Mathias
- Bobbio, Norberto (1909–2004)