: Online platforms like BBC Bitesize and LitCharts offer structured plot summaries and theme analyses under this title.
The book was originally published in 1890 with two variations of its title: subtitle The Sign of Four
: A document brought to Holmes by Mary Morstan that features a red cross and the names of the four men, linking the mystery to events in India. 3. Study Guides and Resources : Online platforms like BBC Bitesize and LitCharts
: Provides a GCSE Revision and Study Guide specifically for "The Sign of Four". subtitle The Sign of Four