Ep 9: Oscar Slater and Marion Gilchrist Pt 1

In 1925 a released convict smuggles a waterproof letter out of the prison underneath his tongue, with specific instructions to deliver it to Sir Arthur Conan Doyle. The letter is a plea for help from a man who was falsely accused of killing an 83 year old spinster in her home in Glasgow Scotland. This is Part 1 of 3.