"New Stations", Radio Service Bulletin, June 1, 1922, page 4. Limited Commercial license for station KDYL, Serial #453, issued May 8, 1922 to the Telegram Publishing Company for a three month period, for operation on 360 meters.
"New Stations", Radio Service Bulletin, May 1, 1922, page 4. Limited Commercial license for station KZN, serial #661, issued April 21, 1922 to The Deseret News for a three month period, for operation on 360 and 485 meters.