#historyonleo #onthisday On December 11th 1901 Guglielmo Marconi transmits the first transatlantic radio signal from Poldhu, Cornwall, England to Saint John's, Newfoundland.
#historyonleo #onthisday On December 11th 1901 Guglielmo Marconi transmits the first transatlantic radio signal from Poldhu, Cornwall, England to Saint John's, Newfoundland.