The Sign of the Four: Classic Book Guide and Free Edition
The Sign of the Four: author and translator credits, catalogue synopsis, subjects and links to the Gutenberg reading formats.

The Sign of the Four is catalogued by Project Gutenberg with author credits for Doyle, Arthur Conan (1859–1930).
Catalogue synopsis
Project Gutenberg supplies this automated synopsis of the opening text:
"The Sign of the Four" by Arthur Conan Doyle is a detective novel published in 1890. When Mary Morstan seeks Sherlock Holmes's help regarding her missing father and mysterious annual gifts of pearls, the investigation leads to a buried treasure, a vengeful one-legged man, and murder. Holmes and Watson must pursue suspects through London, unraveling a decades-old conspiracy that stretches from India's colonial past to the Thames. The case tests both Holmes's deductive powers and Watson's loyalty to their intriguing client.
Book and edition facts
- Title: The Sign of the Four
- Author credits: Doyle, Arthur Conan (1859–1930)
- Catalogue language: English
Catalogue subjects
- Detective and mystery stories
- Holmes, Sherlock (Fictitious character) -- Fiction
- Private investigators -- England -- Fiction
Gutenberg collections
- Category: British Literature
- Category: Crime, Thrillers and Mystery
- Category: Novels
- Detective Fiction
Read this edition
View the complete Gutenberg catalogue record. Project Gutenberg identifies this edition as public domain in the United States; that designation does not establish its copyright status in every country.
Source notes
Catalogue metadata is public domain and is supplied through Gutendex, which imports Gutenberg's machine-readable catalogue. The automated synopsis is source-supplied, not an independently verified review. Author dates above describe the credited people; no ebook release date is presented as the book's original publication date.


