- 2 Boccaccio, Giovanni, 1313-1375
- 2 Bock & Co.
- 1 Boddington, Thomas
- 5 Bodies of water
- 1 Bodine Street
- 1 Boeckel, W. Metal Goods
- 1 Boggs, Edward Thompson, Architect
- 1 Bogs
- 1 Bohemia, Czech Republic
- 2 Bohland & Fuchs (Firm)
- 1 Bohn, Henry G. (Henry George), 1796-1884
- 2 Boiler rooms
- 13 Boilers
- 1 Boise, Idaho
- 1 Boker, George Henry, 1823-1890
- 2 Bolshevism
- 1 Bolton & Dykeman Co. Car Works
- 1 Bolts & nuts
- 14 Bombardment
- 8 Bombards (cannons)
- 1 Bombay, India
- 2 Bombings
- 9 Bombs (explosive weapons)
- 1 Bonaparte, Napoleon (1769-1821)
- 1 Bonatti, Giovanni, ca. 1635-1681
- 1 Bond Sewing Machine Machine Co.
- 11 Bond, James, 1900-1989
- 3 Bond, Mary Wickham
- 10 Bones
- 1 Boniface VIII, Pope, d. 1303
- 1 Bonn, Germany
- 7 Bonnets (hats)
- 1 Bonsor, William Hosiery Mill
- 3 Bonus
- 1 Boogey Men
- 2 Book & Job Printing Office
- 1 Book clubs
- 121 Book illustrations
- 1 Book of Facts
- 7 Bookbinding
