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31 dez 1955 ano - In 1955 a survey ship detected linear magnetic strip on the ocean floor. The magnetic strips lead to the formulation of the theory of plate tectonics.

Adicionado na linha do tempo:

Paige Lang

13 out 2017

0

0

547

Data:

31 dez 1955 ano

Agora

~ 69 years ago

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