Audiobook • 00:51:30 • Dezember 2025

Step into one of Sherlock Holmes' most gripping cases in The Adventure of the Engineer's Thumb. When young engineer Victor Hatherley takes a mysterious job inspecting a hydraulic press in the countryside, he finds himself drawn into a night of danger, deception, and shocking violence. With Holmes and Watson on the trail, every twist brings you closer to a chilling secret. Can you unravel the mystery before it's too late?