- Birthday cakes.1
- Black market--United States.1
- Blaine, John J. (John James), 1873-1934.1
- Blizzards.1
- Bloom, Sol, 1870-1949.1
- Boardman, Mabel Thorp, 1860-1946.1
- Bolden, Charles, 1946-1
- Bolivia--History.1
- Bolling Air Force Base (Washington, D.C.)--History.1
- Bombers.1
- Bonds--United States.1
- Bonfires.1
- Books and reading.1
- Boone, Joel Thompson, 1889-1974.1
- Booth, John Wilkes, 1838-1865.1
- Borah, William Edgar, 1865-1940.1
- Boston Braves (Baseball team)1
- Boston Red Sox (Baseball team)1
- Boxers (Sports)1
- Boxing.1