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1st transatlantic telephone call 1927. The American company America's Bell Labs, now known as AT&T made the first successful radio telephone call between New York and London on January 7, 1927. President
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Receiver used by Marconi to detect the first transatlantic radio signals, 1901. at Science and Society Picture Library
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160m Transatlantic Centenary QSO Party - Radio Society of Great Britain - Main Site : Radio Society of Great Britain – Main Site
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