![Cover of The Final Problem [adaptation]](https://covers.openlibrary.org/b/id/6604557-M.jpg)
Sherlock Holmes strives to destroy Professor Moriarty who is at the bottom of half the evil in London while the criminal genius vows the same for the detective.
Writing a summary for young readers…
For young readers
Book data: Open Library
Sherlock Holmes strives to destroy Professor Moriarty who is at the bottom of half the evil in London while the criminal genius vows the same for the detective.
Book data: Open Library