A Pocket Full of Rye

A handful of grain is found in the pocket of a murdered businessman. Rex Fortescue, king of a financial empire, was sipping tea in his 'counting house' when he suffered an agonising and sudden death. On later inspection, the pockets of the deceased were found to contain traces of cereal. The incident in the parlour confirmed Jane Marple's suspicion that she was looking at a case of crime by rhyme.