The Sign of the Four
Type: Book

As of November 2026, The Sign of the Four has been mentioned in one podcast episode on The Rest Is History (Dec 2025).
The Sign of the Four, also called The Sign of Four, is an 1890 detective novel, the second novel featuring Sherlock Holmes by British writer Sir Arthur Conan Doyle. Doyle wrote four novels and 56 short stories featuring the fictional detective.
| Mentioned in | 1 episode on 1 podcast (as of November 2026) |
|---|---|
| First heard | Dec 2025 on The Rest Is History |
Who talks about The Sign of the Four on podcasts?
Tom Holland brought up The Sign of the Four; the most recent mention was Dec 2025 on The Rest Is History.
- Jack The Ripper's Final Murder on The Rest Is History (Dec 2025) — Tom Holland
What is The Sign of the Four mentioned alongside?
The Sign of the Four is most often mentioned alongside Jack the Ripper, Inspector Frederick Abberline and Aidan Hutchinson.
Mentioned together: Jack the Ripper, Inspector Frederick Abberline, Aidan Hutchinson, Anabelle Bond, Bizzy Phillips, Hive, The Five, Uber, Fingerprinting, Strange Case of Dr Jekyll and Mr Hyde