23 marzo 1675 anni - Anton van Leeuwenhoek looks at blood, cells and bacteria through a microscope.
Descrizione:
Anton van Leeuwenhoek uses a simple microscope with only one lens to look at blood, insects and many other objects. He was first to describe cells and bacteria, seen through his very small microscopes with, for his time, extremely good lenses.
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History of the Microscope
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