- 1Chapter I — The Science of Deduction
- 2Chapter II — The Statement of the Case
- 3Chapter III — In Quest of a Solution
- 4Chapter IV — The Story of the Bald-Headed Man
- 5Chapter V — The Tragedy of Pondicherry Lodge
- 6Chapter VI — Sherlock Holmes Gives a Demonstration
- 7Chapter VII — The Episode of the Barrel
- 8Chapter VIII — The Baker Street Irregulars
- 9Chapter IX — A Break in the Chain
- 10Chapter X — The End of the Islander
- 11Chapter XI — The Great Agra Treasure
- 12Chapter XII — The Strange Story of Jonathan Small
The Sign of the Four
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