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On This Day in Telephone History July 2ND 1917 Bell System engineers demonstrated one-way air to ground radiotelephone transmission at Langley Field, Virginia

On This Day in Telephone History July 2ND 1917

July 2, 2024 by The Telephone Museum

On This Day in Telephone History July 2ND 1917 Bell System engineers demonstrated one-way Air to Ground Radiotelephone transmission at Langley Field, Virginia

Categories On This Day Tags OnThisDay, onthisdayinhistory, OTD, TechHistory, TelephoneHistory, TheTelephoneMuseum, todayinhistory, todaysdocument
On This Day in Telephone History July 1ST 1875
On This Day in Telephone History July 3RD 1923
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