Old time radio drama exists because of hobbyists and radio personnel, who rescued episodes of shows on transcription tapes and on glass or vinyl records. Some radio programs are presumed lost, primarily those from the 1930s – few programs from the 1920s were recorded
Space Patrol 53-05-30 (035) The Immortal Brain
Boston Blackie 49-01-19 (210) A Boat Is on Montegomery Street with a Body in It
FPD350111 - How To Pick Currency [472]
Boston Blackie 49-01-05 (208) Disappearing Fourth Floor
Boston Blackie 49-02-02 (212) Mary Asks Blackie to Get Her Cousin's Song Published