EP2769: Mister Keen, Tracer of Lost Persons: The Shrieking Prisoner Murder Case, Parts Three and Four - The Great Detectives of Old Time Radio
A woman is determined to thwart Mister Keen's investigation of the murder of her nephew. Original Air Dates: June 24 and 25, 1954 Support the show monthly at patreon.greatdetectives.net Support the show on a one-time basis at http://support.greatdetectives.net. Mail a donation to: Adam Graham, PO Box 15913, Boise, Idaho 83715…
