The Red Thumbmark is the first novel featuring Dr. John Thorndyke, one of the most important early detectives to apply scientific methods to crime-solving. When a thumbprint provides seemingly irrefutable evidence in a jewel theft case, Thorndyke must unravel a sophisticated plot designed to weaponize certainty against the innocent. The result is a tense and groundbreaking forensic mystery that challenges the trust we place in evidence.

This restored edition provides a clean and readable format without altering the meticulous logic and suspense that define Freeman's craft. Perfect for fans of forensic drama, classic detective fiction, and historical crime literature.