Since we're talking numbers stations... I'll take this opportunity to plug the CONET project: Recordings of Shortwave Numbers Stations https://en.wikipedia.or

Since we're talking numbers stations... I'll take this opportunity to plug the CONET project: Recordings of Shortwave Numbers Stations https://en.wikipedia.org/wiki/The_Conet_Project https://en.wikipedia.org/wiki/The_Conet_Project https://archive.org/details/The-Conet-Project https://archive.org/details/The-Conet-Project [edit: formatting]