Charles Bernard Derosne was a French author and translator who specialized in mystery and suspense fiction. He is most recognized for his work on The Mystery of Edwin Drood, bringing complex Victorian puzzles to a broader audience. His books often explore the darker side of city life and the details of criminal investigations.
Charles Dickens, was the most popular English novelist of the Victorian era, and one of the most popular of all time. He created some of literature's most iconic characters, with the theme of social reform running throughout his work. The continuing popularity of his novels and short stories is such that they have never gone out of print. ([Source][1].)
[1]:http://en.wikipedia.org/wiki/Charles_Dickens