- 9 Bainbridge Street
- 1 Baines, Edward, 1800-1890
- 1 Baird, David, Jr., 1881–1955
- 1 Baird, John & Sons Marble Works
- 1 Baird, William Lanark Mills
- 1 Baixley's Machine & Boiler Shop
- 1 Bake ovens (baking devices)
- 2 Baked products
- 2 Baked products industry
- 1 Baker & Askin Livery
- 1 Baker, W. Harry,
- 17 Bakeries
- 1 Bakersfield, California
- 4 Bakewell, England
- 4 Baking
- 3 Baking powder
- 8 Bala-Cynwyd, Pennsylvania
- 1 Balances
- 2 Balbi, Giovanni, -1298
- 15 Balconies
- 4 Balderston and Hutton (Firm)
- 1 Balderston, Charles, Architect
- 1 Baldwin Building
- 10 Baldwin Locomotive Works
- 5 Baldwin locomotives
- 1 Baldwin, Edward, 1803-1990
- 2 Baldwin, Matthias W. (Matthias William), 1795-1866
- 1 Baldwin, William Steel Works
- 2 Balendonck, Armand
- 4 Balkan Peninsula
- 1 Ball & chain
- 4 Ballads (documents)
- 1 Ballantine, James, 1808-1877
- 2 Ballard, James
- 6 Ballet
- 5 Ballet dancers
- 2 Ballet slippers
- 1 Ballets (performance events)
- 1 Ballinger & Perrot, Architects
- 7 Ballooning
