The sign of the four [graphic novel]
by Ian Edginton
![Cover of The sign of the four [graphic novel]](https://covers.openlibrary.org/b/id/8362564-L.jpg)
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In a story told in graphic novel format, a case into the death of a client's father and the unusual gifts she receives afterwards leads Sherlock Holmes and Watson into a hunt for hidden treaure.
Sherlock Holmes (Fictitious character)Private investigatorsComic books, stripsJohn H. Watson (Fictitious character)FictionComics & graphic novels, crime & mysteryHolmes, sherlock (fictitious character), fictionPrivate investigators, fictionEngland, fictionWatson, john h. (fictitious character), fiction