Spies of Hartlake Hall

From the author of Death on the Lusitania, The Spies of Hartlake Hall is a gripping and evocative historical crime novel set in the closing stages of the First World War.London, 1917. Deep inside Room 40, a highly secretive organization within the Admiralty, the body of a man has been found in a room locked from the inside with no other apparent exit. In his pocket is a highly confidential telegra...