"Conan Doyle's Sherlock Holmes appeared for the first time in 'A study of Scarlet' in 1887, and he soon becane the most famous literary detective of all time. Here we see him at work in three stories: solving the problem of the hat and the goose in' The blue carbuncle'; finding the missing fiancé in 'A case of identity'; and discovering the identity of the strange creature in 'The yellow mask'." - back cover.