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6 marzo 1914 anni - First Acoustic Exploration of the Seas

Descrizione:

A man named Reginald Fessenden uses an oscillator to bounce a signal off of an iceberg

Aggiunto al nastro di tempo:

BWeniger's Oceanography Timeline

ByBryson Weniger
13 ott 2017

Data:

6 marzo 1914 anni
Adesso
~ 110 years ago
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