Arthur Conan Doyle 
Sherlock Holmes — The Complete Collection (+ Bonus: the unofficial stories) 

This book contains the complete Sherlock Holmes novels and stories by Sir Arthur Conan Doyle in the chronological order of their original publication: A Study in Scarlet, The Sign of Four, The Adventures of Sherlock Holmes, The Memoirs of Sherlock Holmes, The Hound of the Baskervilles, The Return of Sherlock Holmes, The Valley of Fear, His Last Bow, The Case-Book of Sherlock Holmes.

And, as a bonus, you will find the unofficial Sherlock Holmes stories in this edition, too.

Sir Arthur Conan Doyle (1859-1930) was a Scottish physician and writer whose works include fantasy and science fiction stories, plays, romances, poetry, non-fiction, and historical novels.

The size of the e Book is about 2000 pages.