The collection of recordings is primarily the work of Irdial-Discs founder Akin Fernandez, who began recording the transmissions of numbers stations in 1992. The original 4 CD set was released in 1997 and reissued in 2013 with an additional 5th CD.
The collection of recordings is primarily the work of Irdial-Discs founder Akin Fernandez, who began recording numbers station transmissions in 1992. The initial four-CD set was released in 1997 and reissued in 2013 with an additional fifth CD.