Hickory Dickory Dock (Hercule Poirot Mystery)

<p>An outbreak of apparent kleptomania at a student hostel is not normally the sort of crime that arouses Hercule Poirot's interest. But when he sees the bizarre list of stolen and vandalized items -- including a stethoscope, some lightbulbs, some old flannel trousers, a box of chocolates, a slashed rucksack, some boracic powder and a diamond ring later found in a bowl of a soup -- he's intrigued.</p>