Arthur Conan Doyle

Sir Arthur Ignatius Conan Doyle KStJ, DL (22 May 1859

The Valley of Fear begins with Sherlock Holmes, the famous detective, and Dr. Watson, his fellow lodger of 221 b Baker Street, in mid-conversation. Holmes is puzzling over an encrypted message, which he has received from Porlock, an associate of Holmes

A group of European tourists are enjoying their trip to Egypt in the year 1895. They are sailing up the River Nile in "a turtle-bottomed, round-bowed stern-wheeler", the Korosko. They intend to travel to Abousir at the southern frontier of Egypt, after which the Dervish country starts. They are attacked and abducted by a marauding band of Dervish warriors. The novel contains a strong defence of British Imperialism and in particular the Imperial project in North Africa. It also reveals the very great suspicion of Islam felt by many Europeans at the time.

El signo de los cuatro es la segunda novela protagonizada por Sherlock Holmes, escrita por Sir Arthur Conan Doyle. Su t tulo tambi n se ha traducido como La se al de los cuatro. Se trata de una de las cuatro nicas novelas que Arthur Conan Doyle escribi con Holmes como protagonista, ya que el resto de sus obras acerca de este personaje son relatos cortos.