What is "the man with the twisted lip " and the adventure of the speck

Question: What is "the man with the twisted lip " and the adventure of the speckled band " [victorain era/times[ about !?

Help i am doing these sotires for gcse coursewrok nd i am really lost can you help me please !.!. =]
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Best Answer - Chosen by Asker:

As above with the addition that Conan Doyle was a genius at his craft and if you read the Sherlock Holmes stories you might actually enjoy them!.Www@QuestionHome@Com

They're Sherlock Holmes stories - perfectly straightforward detective stories, which should give you no difficulty if you actually read them!.Www@QuestionHome@Com