Said Guglielmo Marconi to a learned Manhattan audience in 1922: "The radio transmission of the human voice across the Atlantic Ocean is a matter of but a few years." His prediction came true ahead of time. Last week, lecturing before distinguished Romans, the inventor of wireless telegraphy prophesied again. Said he: "High-power stations will soon be abolished. Stations of very low power will supplant them. I have been making discoveries concerning short wavelengths. My engineer and I have patented directional waves like beams of light."
"These short waves, directed in beams, have four advantages...