On This Day in Telephone History September 25TH 1929 the First Radiotelephone conversations between New York and Australia. Bell System officials exchanged greetings with Australian Telephone officials.

On This Day in Telephone History September 25TH 1929

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On This Day in Telephone History September 25TH 1929 the First Radiotelephone Conversations between New York and Australia. Bell System officials exchanged greetings with Australian Telephone officials.

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