On This Day in Telephone History May 8TH 1911 Telephone Service established between New York and Denver. This was a distance limit for open wire telephone lines which were equipped with loading coils but without repeaters.

On This Day in Telephone History May 8TH 1911

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On This Day in Telephone History May 8TH 1911 Telephone Service established between New York and Denver.

This was a distance limit for open wire telephone lines which were equipped with loading coils but without repeaters.

 

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