First experiments of Guglielmo Marconi (at the age of 21) carried out in his father’s residence (Giuseppe Marconi): Villa Griffone in Pontecchio Marconi, near Bologna. Marconi transmits a radio signal from the window of his laboratory, to pass the Celestini hill, located 2 km away. The same year Guglielmo Marconi, of Irish mother, Annie Jameson, moves to London to make the most of his discovery
