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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
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1 jan 1872 ano - Unit of the dioptre introduced 1872
Adicionado na linha do tempo:
The development of optometry through the ages
By
Christian Pot
10 abr 2021
0
0
764
Data:
1 jan 1872 ano
Agora
~ 153 years ago
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