The Red Thumb Mark
Date: January 2016
Duration: 6 hours 56 minutes
Missing diamonds, untouched safe, two blood smeared thumb prints and a mysterious Mr X. If these are present, Dr Thorndyke must be there too. Will he be able to solve this case?
The Red Thumb Mark is the first novel of Freeman's best-selling Thorndyke series. (Summary by Diana Majlinger)