4 ene 1914 año - First exploration of the sea using sound waves
Descripción:
Reginald Fessenden was the first man to use an oscillator to discover new things in the ocean. This event is significant because it was the first time an oscillator was used to bounce a signal off an iceberg and the seafloor.Añadido al timeline:
fecha:
4 ene 1914 año
Ahora mismo
~ 110 years ago
