After Arthur Conan Doyle introduced Sherlock Holmes first time in the novel "A Study in Scarlet" in 1887, he wrote a series of twenty-four short mysteries featuring the detective and his colleague, Dr. Watson, in the pages of the Strand Magazine from 1891 to 1893. "The Adventures of Sherlock Holmes" is a most well-known collection of twelve short stories. The book is considered a masterpiece of the detective genre.