Clouds Of Witness Dorothy L Sayers
The Hound Of The Baskervilles Arthur Conan Doyle
The Innocence Of Father Brown Stories G K Chesterton
The Mysterious Affair At Styles Agatha Christie
The Mystery Of Edwin Drood Charles Dickens
The Mystery Of The Yellow Room Gaston Leroux
The Secret Adversary Agatha Christie
The Woman In White Wilkie Collins