This full-length novel was first published in 1890. The author of this Sherlock Holmes’ detective story was born in 1859 and died in 1930. Readers could experience lives in England in that ancient era through his narration of the unusual story of deaths, treasures, and betrayal that spanned two generations.
The title “The Sign of Four” is a mystery to start with. You could not imagine the story is all about just by reading the title. The reward is there when you read till the end of the book.
This is also the story where Dr. Watson met his wife. It also dwells on the peculiar habits of Sherlock Holmes.