On This Day in Telephone History April 11TH 1921 Opening of the first Havana-Key West deep sea cable. The program included talks from Havana to Santa Catalina Island, 5,500 miles away.

On This Day in Telephone History April 11TH 1921

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On This Day in Telephone History April 11TH 1921 Opening of the First Havana-Key West Deep Sea Cable.

The program included talks from Havana to Santa Catalina Island, 5,500 miles away.

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