| Date | 1876 |
| Author | Koch |
| Contribution | c. Used hanging drop method for study of anthrax bacillus. |
| Reference | Anon. |
| Notes | An important advance in microscopy, emerging from, and contributing to, an important advance in the germ theory. |
| Category | Miscellany |
| Pathogen Class | Bacteria |
Copyright © 2007- William C. Campbell. All rights reserved.