The Illustrated Sherlock Holmes Treasury, written by Sir Arthur Conan Doyle, is a must-have for any Sherlock Holmes fan. This hardcover book is an unabridged version of the classic detective stories and features stunning illustrations that bring the characters and settings to life. With the book series being a classic and the language being English, readers can fully immerse themselves in the exciting adventures of Sherlock Holmes and Dr. Watson. This edition is perfect for collectors or as a gift for any mystery lover.