Social Media Killed the Radio Calling Card Pictured are details from some fantastic Soviet QSL (Ham or shortwave radio) correspondence cards from a collection of over 550 from around the globe between the 1950's to the 1990's from a Julius Shulman 3 Certificates. "Shulman's HAM Radio QSL Cards." Los Angeles, Ca. 1929 JuliusShulman.org Are QSL Cards Worth Anything? The Tangible Value Behind Ham Radio's Most Enduring Keepsake GMFF 73s from the Evergreen State: CB Radio QSL Cards from Washington