41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
210562
18245
2
Public Timelines
FAQ

jan 1, 1674 - Leeuwenhoek discovered protozoa; he saw bacteria some 9 years later

Added to timeline:

30 Oct 2017
0
0
612

Date:

jan 1, 1674
Now
~ 352 years ago