Differentiated book• It has a historical context with research of the time-The Hound of the Baskervilles by Arthur Conan Doyle.This book contains a historical context, where past events or the study and narration of these events are examined. The historical context refers to the circumstances and incidents surrounding an event. This context is formed by everything that, in some way, influences the event when it happens. A fact is always tied to its time: that is, to its time. Therefore, when analyzing events that took place tens, hundreds or thousands of years ago, it is essential to know the historical context to understand them. Otherwise, we would be analyzing and judging what happened in a totally different era with a current perspective.Arthur Ignatius Conan Doyle (Edinburgh; May 22, 1859-Crowborough; July 7, 1930) was a British writer and physician, creator of the celebrated fictional detective Sherlock Holmes. He was a prolific author whose work includes science fiction stories, historical novels, theater, and poetry. Although he signed A. Conan Doyle, which could lead one to think that his surname was Conan Doyle, both the British Library and the Library of Congress catalog his works with the surname Doyle.Arthur Ignatius Conan Doyle was born on May 22, 1859 at number 11 Picardy Place, in the city of Edinburgh, Scotland.He belonged to an Irish Catholic family that had provided a saga of illustrators and cartoonists.