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1 janv. 1888 - Landolt writes on the examination of the eyes 1879 and develops the Landolt C test 1888
Ajouté au bande de temps:
The development of optometry through the ages
By
Christian Pot
10 avr. 2021
0
0
766
Date:
1 janv. 1888
Maintenaint
~ Il y a 137 ans
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