4 h 11 min, 1 janv. 1590 ans - Hans and Zacharias Janssen worked together to invent the microscope which is still used today, and it was later on used by people to come up with the cell theory. !
Ajouté au bande de temps:
Date:
4 h 11 min, 1 janv. 1590 ans
Maintenaint
~ Il y a 434 ans
