- Bacteria -- classification1
- Baltimore1
- Beach, W. (Wooster), 1794-1868.1
- Bell, John, 1796-1872.1
- Beverages1
- Biological Evolution1
- Biomedical Research1
- Boston9
- Boston Lying-in Hospital.1
- Bridgman, Laura Dewey, 1829-1889.1
- Bunker, Chang, 1811-1874.1
- Bunker, Eng, 1811-1874.1
- Burial1