“Literature adds to reality, it does not simply describe it,” said C.S. Lewis, one of the greatest English writers of the medieval period. This book is a part of a set of ten books of the Greatest Classic Series containing  thrilling and exciting stories with an amazing suspense and mystery surrounding each one of them that will arouse your curiosity and compel you to go through all the stories written by the world acclaimed author, Sir Arthur Conan Doyle, who is known across the globe for creating one of the greatest detectives, the world has ever known by the name of Sherlock Holmes. Actually, the entire classic series has been aimed to enrich the young minds with the  wonderful assets of English language and  literature and to develop their interest in understanding the language, inculcating in them the reading habits, particularly among the school- going children in the age group of 12 to 18 years studying in higher classes from standard seven to twelve.  This book contains an introductory page exclusively about the author, his brief life sketch, notable works and achievements along with word meanings of difficult words on each page marked and highlighted in the text for the students' convenience and easy understanding of the story.  There is also an Exercise part after each story titled as 'An Understanding' containing four or five Questions which the reader/student has to answer making the book all the more interesting and reader-friendly. Therefore, these books are a must read for all the students, irrespective of their age, education and social background. Even the teachers may find it interesting and can recommend the books for the senior classes as supplementary reading.