Invisible ink, buried cash and bag swaps – Montreal Gazette
Telegraph.co.ukInvisible ink, buried cash and bag swapsMontreal GazetteTransmissions via short wave radio completed the cloak-and-dagger communications networks. One FBI raid found a spiral notebook filled […]
Reply to comment – Fromtheold
Reply to commentFromtheoldUVB-76 is the call-sign of a shortwave radio transmission that broadcasts what many believe to be Russian Morse code. Also known as the […]