The Adventure of the Engineer's Thumb is one of Sir Arthur Conan Doyle's most gripping and unusual Sherlock Holmes short stories. Originally published in 1892 as part of The Adventures of Sherlock Holmes, this tale departs from the typical murder mystery to deliver a suspenseful case of industrial espionage, mystery, and a shocking act of violence.

When a young hydraulic engineer named Victor Hatherley seeks out Holmes after a terrifying experience involving a secret job and a missing thumb, Holmes and Watson dive into a case filled with deception, hidden motives, and near-fatal danger. It's a thrilling blend of mystery and mechanical intrigue that showcases Holmes's detective brilliance in an unusual setting.

This full audiobook captures the dramatic urgency and moody Victorian setting of the original story—ideal for fans of Sherlock Holmes, classic mysteries, and adventure-driven fiction.