Unit 99 is a crime drama which first aired in 1957. Revolving around the Sacramento Police Department, the show gives the listener a flavour of life as a police officer in the 1950’s. Over forty episodes exist for download on various old time radio websites.
Unsolved Mysteries aired in 1936 and ran for over twenty episodes. It featured a number of mysteries including the Lizzie Borden case, Jack the Ripper, and Voodooism as the features of each show.