Red Thumb Mark
Author: first_name: R. Austin
last_name: Freeman
Language: English
Year: 1907

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?<br><br>The Red Thumb Mark is the first novel of Freeman’s best-selling Thorndyke series. (Summary by Diana Majlinger)